Answer:
1, 2, 4, 5, 10, 20
Step-by-step explanation:
Factors of 20 will be numbers that multiply evenly into another whole number to get to 20.
Factors of 20:
1, 2, 3, 4, 5, 10, 20
negative factors of 20:
-1, -2, -3, -4, -5, -10, -20
Prime Factors of 20:
2 and 5
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