Greatest Common Factor of 40, 640, 448, 830

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

• Greatest Common Factor of 40, 640, 448, 830 by common division method
• Greatest Common Factor of 40, 640, 448, 830 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 40

List of positive integer factors of 40 that divides 40 without a remainder.

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

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Factors of 448

List of positive integer factors of 448 that divides 448 without a remainder.

1,2,4,7,8,14,16,28,32,56,64,112,224,448

Factors of 830

List of positive integer factors of 830 that divides 830 without a remainder.

1,2,5,10,83,166,415,830

Greatest Common Factor

We found the factors 40,640,448,830 . The biggest common factor number is the GCF number.
So the greatest common factor 40,640,448,830 is 2.

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

• GCF of 94, 706, 581, 370
• GCF of 24, 335, 704, 655
• GCF of 25, 687, 395, 396
• GCF of 61, 861, 290, 291
• GCF of 42, 910, 834, 408

1. What is the GCF of 40, 640, 448, 830?

Answer: GCF of 40, 640, 448, 830 is 2.

2. How to Find the GCF of 40, 640, 448, 830

Answer: Greatest Common Factor(GCF) of 40, 640, 448, 830 = 2

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

Step 2: Then multiply all the prime factors GCF(40, 640, 448, 830) = 2.