28246460

素因数分解:

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

素因数の和:128413

約数の個数: 24

約数和(自身を含む): 64710576

約数和(自身を除く): 36464116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 128393, 256786, 513572, 641965, 1283930, 1412323, 2567860, 2824646, 5649292, 7061615, 14123230, 28246460]

約数ペア:

[(1, 28246460), (2, 14123230), (4, 7061615), (5, 5649292), (10, 2824646), (11, 2567860), (20, 1412323), (22, 1283930), (44, 641965), (55, 513572), (110, 256786), (220, 128393)]