55220980

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{4957}}^1$

素因数の和:5523

約数の個数: 24

約数和(自身を含む): 116195688

約数和(自身を除く): 60974708

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 4957, 5570, 9914, 11140, 19828, 24785, 49570, 99140, 2761049, 5522098, 11044196, 13805245, 27610490, 55220980]

約数ペア:

[(1, 55220980), (2, 27610490), (4, 13805245), (5, 11044196), (10, 5522098), (20, 2761049), (557, 99140), (1114, 49570), (2228, 24785), (2785, 19828), (4957, 11140), (5570, 9914)]