Greatest Common Factor of 20, 80, 122

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

• Greatest Common Factor of 20, 80, 122 by common division method
• Greatest Common Factor of 20, 80, 122 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 122

List of positive integer factors of 122 that divides 122 without a remainder.

1,2,61,122

Greatest Common Factor

We found the factors 20,80,122 . The biggest common factor number is the GCF number.
So the greatest common factor 20,80,122 is 2.

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

• GCF of 90, 69, 940
• GCF of 30, 77, 445
• GCF of 58, 31, 585
• GCF of 92, 24, 115
• GCF of 72, 66, 298

1. What is the GCF of 20, 80, 122?

Answer: GCF of 20, 80, 122 is 2.

2. How to Find the GCF of 20, 80, 122

Answer: Greatest Common Factor(GCF) of 20, 80, 122 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 80, 122) = 2.