133626820

素因数分解:

$2^2\times 5^1\times {\mathrm{1871}}^1\times {\mathrm{3571}}^1$

素因数の和:5451

約数の個数: 24

約数和(自身を含む): 280844928

約数和(自身を除く): 147218108

約数列:

[1, 2, 4, 5, 10, 20, 1871, 3571, 3742, 7142, 7484, 9355, 14284, 17855, 18710, 35710, 37420, 71420, 6681341, 13362682, 26725364, 33406705, 66813410, 133626820]

約数ペア:

[(1, 133626820), (2, 66813410), (4, 33406705), (5, 26725364), (10, 13362682), (20, 6681341), (1871, 71420), (3571, 37420), (3742, 35710), (7142, 18710), (7484, 17855), (9355, 14284)]