2030484980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1\times {\mathrm{1879}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 4332061440

約数和(自身を除く): 2301576460

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 761, 1420, 1522, 1879, 3044, 3758, 3805, 7516, 7610, 9395, 15220, 18790, 37580, 54031, 108062, 133409, 216124, 266818, 270155, 533636, 540310, 667045, 1080620, 1334090, 1429919, 2668180, 2859838, 5719676, 7149595, 14299190, 28598380, 101524249, 203048498, 406096996, 507621245, 1015242490, 2030484980]

約数ペア:

[(1, 2030484980), (2, 1015242490), (4, 507621245), (5, 406096996), (10, 203048498), (20, 101524249), (71, 28598380), (142, 14299190), (284, 7149595), (355, 5719676), (710, 2859838), (761, 2668180), (1420, 1429919), (1522, 1334090), (1879, 1080620), (3044, 667045), (3758, 540310), (3805, 533636), (7516, 270155), (7610, 266818), (9395, 216124), (15220, 133409), (18790, 108062), (37580, 54031)]