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Anonymous
The factors of 18 are: 1, 2, 3, 6, 9, 18
The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, 40
The common factors are: 1, 2
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The GCF of 40 and 120 is 40.Since 40 is a factor of 120, it is automatically the GCF.
The GCF is 4.
The GCF is 18.
GCF of 40 and 62 is 2.
The GCF is 2.