56718320

素因数分解:

$2^4\times 5^1\times {\mathrm{708979}}^1$

素因数の和:708992

約数の個数: 20

約数和(自身を含む): 131870280

約数和(自身を除く): 75151960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 708979, 1417958, 2835916, 3544895, 5671832, 7089790, 11343664, 14179580, 28359160, 56718320]

約数ペア:

[(1, 56718320), (2, 28359160), (4, 14179580), (5, 11343664), (8, 7089790), (10, 5671832), (16, 3544895), (20, 2835916), (40, 1417958), (80, 708979)]