8064020

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2111}}^1$

素因数の和:2311

約数の個数: 24

約数和(自身を含む): 17031168

約数和(自身を除く): 8967148

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 2111, 3820, 4222, 8444, 10555, 21110, 42220, 403201, 806402, 1612804, 2016005, 4032010, 8064020]

約数ペア:

[(1, 8064020), (2, 4032010), (4, 2016005), (5, 1612804), (10, 806402), (20, 403201), (191, 42220), (382, 21110), (764, 10555), (955, 8444), (1910, 4222), (2111, 3820)]