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The factors of 15 are: 1, 3, 5, and 15.
The prime factors of 15 are: 3 and 5.

The factors of 20 are: 1, 2, 4, 5, 10, and 20.
The prime factors of 20 are: 2 and 5.

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14y ago
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8y ago

3 x 5 = 15

2 x 2 x 5 = 20

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Q: What are the factors and prime factors of 15 and 20?
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