56492920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128393}}^1$

素因数の和:128415

約数の個数: 32

約数和(自身を含む): 138665520

約数和(自身を除く): 82172600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128393, 256786, 513572, 641965, 1027144, 1283930, 1412323, 2567860, 2824646, 5135720, 5649292, 7061615, 11298584, 14123230, 28246460, 56492920]

約数ペア:

[(1, 56492920), (2, 28246460), (4, 14123230), (5, 11298584), (8, 7061615), (10, 5649292), (11, 5135720), (20, 2824646), (22, 2567860), (40, 1412323), (44, 1283930), (55, 1027144), (88, 641965), (110, 513572), (220, 256786), (440, 128393)]