133663640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{303781}}^1$

素因数の和:303803

約数の個数: 32

約数和(自身を含む): 328084560

約数和(自身を除く): 194420920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 303781, 607562, 1215124, 1518905, 2430248, 3037810, 3341591, 6075620, 6683182, 12151240, 13366364, 16707955, 26732728, 33415910, 66831820, 133663640]

約数ペア:

[(1, 133663640), (2, 66831820), (4, 33415910), (5, 26732728), (8, 16707955), (10, 13366364), (11, 12151240), (20, 6683182), (22, 6075620), (40, 3341591), (44, 3037810), (55, 2430248), (88, 1518905), (110, 1215124), (220, 607562), (440, 303781)]