# Greatest Common Factor of 4 and 10

Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 4, 10 i.e. 2 largest integer by which both the numbers can be divided.

Greatest common factor (GCF) of 4 and 10 is 2.

GCF(4,10) = 2

## GCF of 4 and 10

Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;

GCF of:
and

### Greatest Common Factor of 4 and 10 by Prime factorization method

Prime Factorization of 4

 2 4 2 2 1

Prime factors of 4 are 2. Prime factorization of 4 in exponential form is:

4 = 22

Prime Factorization of 10

 2 10 5 5 1

Prime factors of 10 are 2.Prime factorization of 10 in exponential form is:

10 = 21×51

∴ So by taking common prime factors GCF of 4 and 10 is 2

### Greatest Common Factor of 4 and 10 by matching factors method

Factors of 4

List of positive integer factors of 4 that divides 4 without a remainder.

1,2,4

Factors of 10

List of positive integer factors of 10 that divides 10 without a remainder.

1,2,5,10

Greatest Common Factor

We found the factors and prime factorization of 4 and 10. The biggest common factor number is the GCF number.
So the greatest common factor 4 and 10 is 2.

Also check out the Least Common Multiple of 4 and 10

### Properties of GCF 4 and 10

(i) The GCF of 4 and 10 is associative

GCF of 4 and 10 = GCF of 10 and 4

### Frequently Asked Questions on GCF of 4 and 10

1. What is the GCF of 4 and 10?

Answer: GCF of 4 and 10 is 2.

2. What are the Factors of 4?

Answer: Factors of 4 are 1, 2, 4. There are 3 integers that are factors of 4. The greatest factor of 4 is 4.

3. What are the Factors of 10?

Answer: Factors of 10 are 1, 2, 5, 10. There are 4 integers that are factors of 10. The greatest factor of 10 is 10.

4. How to Find the GCF of 4 and 10?

Greatest Common Factor of 4 and 10 = 2

Step 1: Find the prime factorization of 4

4 = 2 x 2

Step 2: Find the prime factorization of 10

10 = 2 x 5

Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:

GCF = 2

Step 4: Therefore, the greatest common factor of 4 and 10 is 2