Greatest Common Factor of 19, 40, 31, 26

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

• Greatest Common Factor of 19, 40, 31, 26 by common division method
• Greatest Common Factor of 19, 40, 31, 26 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 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

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

Factors of 26

List of positive integer factors of 26 that divides 26 without a remainder.

1,2,13,26

Greatest Common Factor

We found the factors 19,40,31,26 . The biggest common factor number is the GCF number.
So the greatest common factor 19,40,31,26 is 1.

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

• GCF of 16, 81, 49, 30
• GCF of 92, 77, 74, 57
• GCF of 42, 15, 72, 10
• GCF of 17, 89, 75, 76
• GCF of 33, 26, 10, 99

1. What is the GCF of 19, 40, 31, 26?

Answer: GCF of 19, 40, 31, 26 is 1.

2. How to Find the GCF of 19, 40, 31, 26

Answer: Greatest Common Factor(GCF) of 19, 40, 31, 26 = 1

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

Step 2: Then multiply all the prime factors GCF(19, 40, 31, 26) = 1.