2998804520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1743491}}^1$

素因数の和:1743545

約数の個数: 32

約数和(自身を含む): 6904228320

約数和(自身を除く): 3905423800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1743491, 3486982, 6973964, 8717455, 13947928, 17434910, 34869820, 69739640, 74970113, 149940226, 299880452, 374850565, 599760904, 749701130, 1499402260, 2998804520]

約数ペア:

[(1, 2998804520), (2, 1499402260), (4, 749701130), (5, 599760904), (8, 374850565), (10, 299880452), (20, 149940226), (40, 74970113), (43, 69739640), (86, 34869820), (172, 17434910), (215, 13947928), (344, 8717455), (430, 6973964), (860, 3486982), (1720, 1743491)]