The factors of 20 are 1,2,4,5,10 and 20. For them to be common, they need to be compared to another set of factors. There cannot be a common factor of just one number. To be common there need to be at least two numbers. If you find all the factors of two or more numbers, and you find some factors are the same ("common"), then the largest of those common factors is the Greatest Common Factor.
The factorsof 20 are 1, 2, 4, 5, 10, 20. For them to be common, they need to be compared to another set of factors.
The common factors of 18 and 20 are 1 and 2.
The common factors of 20 and 60 are: 1, 2, 4, 5, 10, and 20 The common factors of 20 and 60 are: 1, 2, 4, 5, 10, and 20.
Common factors of 20 and 28: 1, 2, and 4.
Common factors of 20, 25, and 40 are: 1 and 5.
The common factors of 20 and 35 are: 1 and 5The factors of 20 are: 1, 2, 4, 5, 10, 20The factors of 35 are: 1, 5, 7, 35The common factors are: 1, 5
Factors of 20:1,2,4,5,10,20Factors of 65:1,5,13,65The common factors are 1 and 5.
Common factors of 20 are; 1,2,4,5, and 20. 1x20=20, 2x10=20, 4x5=20, 5x4=20, 20x1+=20. If you have to show your work then just check mine.The factors of 20 are 1,2,4,5,10 and 20. For them to be common, they have to be compared to another set of factors.
The common factors of 18 and 20 are 1 and 2.
The common factors of 20 and 26 are 1 and 2
The common factors of 20 and 22 are 1, 2.
Common factors for 20 & 25 are: 1 & 5
The common factors of 20 and 60 are: 1, 2, 4, 5, 10, and 20 The common factors of 20 and 60 are: 1, 2, 4, 5, 10, and 20.
The common factors of 20 and 48 are 1, 2, and 4.
Common factors of 20 and 28: 1, 2, and 4.
Since 20 is a factor of 40, all of its factors are common.
1, 2, 4, 5, 10, 20 are the common factors of 20 and 100
The factors of 17 are: 1, 17 The factors of 20 are: 1, 2, 4, 5, 10, 20 The common factors are: 1 The Greatest Common Factor: 1