40644376

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 77932800

約数和(自身を除く): 37288424

約数列:

[1, 2, 4, 8, 71, 142, 163, 284, 326, 439, 568, 652, 878, 1304, 1756, 3512, 11573, 23146, 31169, 46292, 62338, 71557, 92584, 124676, 143114, 249352, 286228, 572456, 5080547, 10161094, 20322188, 40644376]

約数ペア:

[(1, 40644376), (2, 20322188), (4, 10161094), (8, 5080547), (71, 572456), (142, 286228), (163, 249352), (284, 143114), (326, 124676), (439, 92584), (568, 71557), (652, 62338), (878, 46292), (1304, 31169), (1756, 23146), (3512, 11573)]