489164810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1\times {\mathrm{2251}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 910600704

約数和(自身を除く): 421435894

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 701, 1402, 2251, 3505, 4502, 7010, 11255, 21731, 22510, 43462, 69781, 108655, 139562, 217310, 348905, 697810, 1577951, 3155902, 7889755, 15779510, 48916481, 97832962, 244582405, 489164810]

約数ペア:

[(1, 489164810), (2, 244582405), (5, 97832962), (10, 48916481), (31, 15779510), (62, 7889755), (155, 3155902), (310, 1577951), (701, 697810), (1402, 348905), (2251, 217310), (3505, 139562), (4502, 108655), (7010, 69781), (11255, 43462), (21731, 22510)]