9101920

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 21697200

約数和(自身を除く): 12595280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 349, 652, 698, 815, 1304, 1396, 1630, 1745, 2608, 2792, 3260, 3490, 5216, 5584, 6520, 6980, 11168, 13040, 13960, 26080, 27920, 55840, 56887, 113774, 227548, 284435, 455096, 568870, 910192, 1137740, 1820384, 2275480, 4550960, 9101920]

約数ペア:

[(1, 9101920), (2, 4550960), (4, 2275480), (5, 1820384), (8, 1137740), (10, 910192), (16, 568870), (20, 455096), (32, 284435), (40, 227548), (80, 113774), (160, 56887), (163, 55840), (326, 27920), (349, 26080), (652, 13960), (698, 13040), (815, 11168), (1304, 6980), (1396, 6520), (1630, 5584), (1745, 5216), (2608, 3490), (2792, 3260)]