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Is 4260 a perfect number? [SOLVED]

Answer


4260 is not perfect because:

1 + 2 + 3 + 4 + 5 + 6 + 10 + 12 + 15 + 20 + 30 + 60 + 71 + 142 + 213 + 284 + 355 + 426 + 710 + 852 + 1065 + 1420 + 2130 4260
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