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The factors of 28 are:

1, 2, 4, 7, 14, 28

The factors of 42 are:

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

The factors of 70 are:

1, 2, 5, 7, 10, 14, 35, 70

The common factors are:

1, 2, 7, 14

The Greatest Common Factor (GCF) is: 14

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9y ago

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