208045420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{32609}}^1$

素因数の和:32658

約数の個数: 48

約数和(自身を含む): 493063200

約数和(自身を除く): 285017780

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, 32609, 65218, 130436, 163045, 326090, 358699, 652180, 717398, 945661, 1434796, 1793495, 1891322, 3586990, 3782644, 4728305, 7173980, 9456610, 10402271, 18913220, 20804542, 41609084, 52011355, 104022710, 208045420]

約数ペア:

[(1, 208045420), (2, 104022710), (4, 52011355), (5, 41609084), (10, 20804542), (11, 18913220), (20, 10402271), (22, 9456610), (29, 7173980), (44, 4728305), (55, 3782644), (58, 3586990), (110, 1891322), (116, 1793495), (145, 1434796), (220, 945661), (290, 717398), (319, 652180), (580, 358699), (638, 326090), (1276, 163045), (1595, 130436), (3190, 65218), (6380, 32609)]