Answer:
1 × 40 = 40.
2 × 20 = 40.
4 × 10 = 40.
5 × 8 = 40. Therefore, the factors in pairs are (1, 40), (2, 20), (4, 10) and (5, 8).
Explanation:
These are the factors of 40
1, 2, 4, 5, 8, 10, 20, 40
These number can all divide 40
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