87943220

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{14323}}^1$

素因数の和:14639

約数の個数: 24

約数和(自身を含む): 185295264

約数和(自身を除く): 97352044

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 14323, 28646, 57292, 71615, 143230, 286460, 4397161, 8794322, 17588644, 21985805, 43971610, 87943220]

約数ペア:

[(1, 87943220), (2, 43971610), (4, 21985805), (5, 17588644), (10, 8794322), (20, 4397161), (307, 286460), (614, 143230), (1228, 71615), (1535, 57292), (3070, 28646), (6140, 14323)]