2020237360

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{169483}}^1$

素因数の和:169645

約数の個数: 40

約数和(自身を含む): 4728603600

約数和(自身を除く): 2708366240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 169483, 338966, 677932, 847415, 1355864, 1694830, 2711728, 3389660, 6779320, 13558640, 25252967, 50505934, 101011868, 126264835, 202023736, 252529670, 404047472, 505059340, 1010118680, 2020237360]

約数ペア:

[(1, 2020237360), (2, 1010118680), (4, 505059340), (5, 404047472), (8, 252529670), (10, 202023736), (16, 126264835), (20, 101011868), (40, 50505934), (80, 25252967), (149, 13558640), (298, 6779320), (596, 3389660), (745, 2711728), (1192, 1694830), (1490, 1355864), (2384, 847415), (2980, 677932), (5960, 338966), (11920, 169483)]