188691640

素因数分解:

$2^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{3571}}^1$

素因数の和:4903

約数の個数: 32

約数和(自身を含む): 424996560

約数和(自身を除く): 236304920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1321, 2642, 3571, 5284, 6605, 7142, 10568, 13210, 14284, 17855, 26420, 28568, 35710, 52840, 71420, 142840, 4717291, 9434582, 18869164, 23586455, 37738328, 47172910, 94345820, 188691640]

約数ペア:

[(1, 188691640), (2, 94345820), (4, 47172910), (5, 37738328), (8, 23586455), (10, 18869164), (20, 9434582), (40, 4717291), (1321, 142840), (2642, 71420), (3571, 52840), (5284, 35710), (6605, 28568), (7142, 26420), (10568, 17855), (13210, 14284)]