2008681640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7173863}}^1$

素因数の和:7173881

約数の個数: 32

約数和(自身を含む): 5165182080

約数和(自身を除く): 3156500440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7173863, 14347726, 28695452, 35869315, 50217041, 57390904, 71738630, 100434082, 143477260, 200868164, 251085205, 286954520, 401736328, 502170410, 1004340820, 2008681640]

約数ペア:

[(1, 2008681640), (2, 1004340820), (4, 502170410), (5, 401736328), (7, 286954520), (8, 251085205), (10, 200868164), (14, 143477260), (20, 100434082), (28, 71738630), (35, 57390904), (40, 50217041), (56, 35869315), (70, 28695452), (140, 14347726), (280, 7173863)]