208292710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{12391}}^1$

素因数の和:12480

約数の個数: 24

約数和(自身を含む): 384325488

約数和(自身を除く): 176032778

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1681, 3362, 8405, 12391, 16810, 24782, 61955, 123910, 508031, 1016062, 2540155, 5080310, 20829271, 41658542, 104146355, 208292710]

約数ペア:

[(1, 208292710), (2, 104146355), (5, 41658542), (10, 20829271), (41, 5080310), (82, 2540155), (205, 1016062), (410, 508031), (1681, 123910), (3362, 61955), (8405, 24782), (12391, 16810)]