388535620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{60899}}^1$

素因数の和:60948

約数の個数: 48

約数和(自身を含む): 920808000

約数和(自身を除く): 532272380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 60899, 121798, 243596, 304495, 608990, 669889, 1217980, 1339778, 1766071, 2679556, 3349445, 3532142, 6698890, 7064284, 8830355, 13397780, 17660710, 19426781, 35321420, 38853562, 77707124, 97133905, 194267810, 388535620]

約数ペア:

[(1, 388535620), (2, 194267810), (4, 97133905), (5, 77707124), (10, 38853562), (11, 35321420), (20, 19426781), (22, 17660710), (29, 13397780), (44, 8830355), (55, 7064284), (58, 6698890), (110, 3532142), (116, 3349445), (145, 2679556), (220, 1766071), (290, 1339778), (319, 1217980), (580, 669889), (638, 608990), (1276, 304495), (1595, 243596), (3190, 121798), (6380, 60899)]