Greatest Common Factor of 20, 72, 418

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

• Greatest Common Factor of 20, 72, 418 by common division method
• Greatest Common Factor of 20, 72, 418 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 20

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

1,2,4,5,10,20

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 418

List of positive integer factors of 418 that divides 418 without a remainder.

1,2,11,19,22,38,209,418

Greatest Common Factor

We found the factors 20,72,418 . The biggest common factor number is the GCF number.
So the greatest common factor 20,72,418 is 2.

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

• GCF of 60, 56, 766
• GCF of 44, 65, 443
• GCF of 55, 92, 392
• GCF of 45, 24, 926
• GCF of 47, 57, 965

1. What is the GCF of 20, 72, 418?

Answer: GCF of 20, 72, 418 is 2.

2. How to Find the GCF of 20, 72, 418

Answer: Greatest Common Factor(GCF) of 20, 72, 418 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 72, 418) = 2.