8431670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 16571520

約数和(自身を除く): 8139850

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 821, 1027, 1642, 2054, 4105, 5135, 8210, 10270, 10673, 21346, 53365, 64859, 106730, 129718, 324295, 648590, 843167, 1686334, 4215835, 8431670]

約数ペア:

[(1, 8431670), (2, 4215835), (5, 1686334), (10, 843167), (13, 648590), (26, 324295), (65, 129718), (79, 106730), (130, 64859), (158, 53365), (395, 21346), (790, 10673), (821, 10270), (1027, 8210), (1642, 5135), (2054, 4105)]