31688680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{46601}}^1$

素因数の和:46629

約数の個数: 32

約数和(自身を含む): 75495240

約数和(自身を除く): 43806560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 46601, 93202, 186404, 233005, 372808, 466010, 792217, 932020, 1584434, 1864040, 3168868, 3961085, 6337736, 7922170, 15844340, 31688680]

約数ペア:

[(1, 31688680), (2, 15844340), (4, 7922170), (5, 6337736), (8, 3961085), (10, 3168868), (17, 1864040), (20, 1584434), (34, 932020), (40, 792217), (68, 466010), (85, 372808), (136, 233005), (170, 186404), (340, 93202), (680, 46601)]