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The factors of 40 are:

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

The factors of 84 are:

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84

The common factors are:

1, 2, 4

The Greatest Common Factor:

GCF = 4

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8y ago

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