20213024140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3497063}}^1$

素因数の和:3497106

約数の個数: 36

約数和(自身を含む): 45091143216

約数和(自身を除く): 24878119076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 3497063, 6994126, 13988252, 17485315, 34970630, 59450071, 69941260, 118900142, 237800284, 297250355, 594500710, 1010651207, 1189001420, 2021302414, 4042604828, 5053256035, 10106512070, 20213024140]

約数ペア:

[(1, 20213024140), (2, 10106512070), (4, 5053256035), (5, 4042604828), (10, 2021302414), (17, 1189001420), (20, 1010651207), (34, 594500710), (68, 297250355), (85, 237800284), (170, 118900142), (289, 69941260), (340, 59450071), (578, 34970630), (1156, 17485315), (1445, 13988252), (2890, 6994126), (5780, 3497063)]