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Is 2860 a perfect number? [SOLVED]

Answer


2860 is not perfect because:

1 + 2 + 4 + 5 + 10 + 11 + 13 + 20 + 22 + 26 + 44 + 52 + 55 + 65 + 110 + 130 + 143 + 220 + 260 + 286 + 572 + 715 + 1430 2860
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