Greatest Common Factor of 46, 34, 65, 87, 20

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

• Greatest Common Factor of 46, 34, 65, 87, 20 by common division method
• Greatest Common Factor of 46, 34, 65, 87, 20 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 46

List of positive integer factors of 46 that divides 46 without a remainder.

1,2,23,46

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Greatest Common Factor

We found the factors 46,34,65,87,20 . The biggest common factor number is the GCF number.
So the greatest common factor 46,34,65,87,20 is 1.

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

• GCF of 84, 27, 25, 42, 18
• GCF of 65, 31, 60, 18, 57
• GCF of 32, 79, 63, 69, 16
• GCF of 22, 10, 63, 85, 57
• GCF of 80, 52, 10, 19, 22

1. What is the GCF of 46, 34, 65, 87, 20?

Answer: GCF of 46, 34, 65, 87, 20 is 1.

2. How to Find the GCF of 46, 34, 65, 87, 20

Answer: Greatest Common Factor(GCF) of 46, 34, 65, 87, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(46, 34, 65, 87, 20) = 1.