330676820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{232871}}^1$

素因数の和:232951

約数の個数: 24

約数和(自身を含む): 704204928

約数和(自身を除く): 373528108

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 232871, 465742, 931484, 1164355, 2328710, 4657420, 16533841, 33067682, 66135364, 82669205, 165338410, 330676820]

約数ペア:

[(1, 330676820), (2, 165338410), (4, 82669205), (5, 66135364), (10, 33067682), (20, 16533841), (71, 4657420), (142, 2328710), (284, 1164355), (355, 931484), (710, 465742), (1420, 232871)]