Greatest Common Factor of 38, 42, 80, 380

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

• Greatest Common Factor of 38, 42, 80, 380 by common division method
• Greatest Common Factor of 38, 42, 80, 380 with matching the biggest common factor

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

Factors of 38

List of positive integer factors of 38 that divides 38 without a remainder.

1,2,19,38

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

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 380

List of positive integer factors of 380 that divides 380 without a remainder.

1,2,4,5,10,19,20,38,76,95,190,380

Greatest Common Factor

We found the factors 38,42,80,380 . The biggest common factor number is the GCF number.
So the greatest common factor 38,42,80,380 is 2.

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

• GCF of 33, 61, 86, 142
• GCF of 21, 69, 38, 637
• GCF of 41, 56, 61, 430
• GCF of 70, 14, 37, 262
• GCF of 88, 92, 40, 138

1. What is the GCF of 38, 42, 80, 380?

Answer: GCF of 38, 42, 80, 380 is 2.

2. How to Find the GCF of 38, 42, 80, 380

Answer: Greatest Common Factor(GCF) of 38, 42, 80, 380 = 2

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

Step 2: Then multiply all the prime factors GCF(38, 42, 80, 380) = 2.