Factoring Worksheet

List all the factors of the given numbers.

1 a.   20

 
1 b.   42

 
2 a.   38

 
2 b.   22

 
3 a.   44

 
3 b.   11

 
4 a.   31

 
4 b.   21

 
5 a.   13

 
5 b.   16

 
6 a.   41

 
6 b.   45

 
Page 2

Answer Key

1 c.  1, 2, 4, 5, 10, 20
1 a.  1, 2, 3, 6, 7, 14, 21, 42
2 a.  1, 2, 19, 38
2 a.  1, 2, 11, 22
3 a.  1, 2, 4, 11, 22, 44
3 a.  1, 11
4 a.  1, 31
4 a.  1, 3, 7, 21
5 a.  1, 13
5 a.  1, 2, 4, 8, 16
6 a.  1, 41
6 a.  1, 3, 5, 9, 15, 45


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