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Is 4440 a perfect number? [SOLVED]

Answer


4440 is not perfect because:

1 + 2 + 3 + 4 + 5 + 6 + 8 + 10 + 12 + 15 + 20 + 24 + 30 + 37 + 40 + 60 + 74 + 111 + 120 + 148 + 185 + 222 + 296 + 370 + 444 + 555 + 740 + 888 + 1110 + 1480 + 2220 4440
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