Greatest Common Factor of 10, 4, 40, 31

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 10, 4, 40, 31 by common division method
• Greatest Common Factor of 10, 4, 40, 31 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 10

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

1,2,5,10

Factors of 4

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

1,2,4

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Greatest Common Factor

We found the factors 10,4,40,31 . The biggest common factor number is the GCF number.
So the greatest common factor 10,4,40,31 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 20, 7, 40, 35
• GCF of 40, 7, 60, 40
• GCF of 69, 3, 91, 52
• GCF of 51, 1, 24, 90
• GCF of 53, 4, 74, 71

1. What is the GCF of 10, 4, 40, 31?

Answer: GCF of 10, 4, 40, 31 is 1.

2. How to Find the GCF of 10, 4, 40, 31

Answer: Greatest Common Factor(GCF) of 10, 4, 40, 31 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(10, 4, 40, 31) = 1.