40426040

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1231}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 91143360

約数和(自身を除く): 50717320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1231, 1642, 2462, 3284, 4105, 4924, 6155, 6568, 8210, 9848, 12310, 16420, 24620, 32840, 49240, 1010651, 2021302, 4042604, 5053255, 8085208, 10106510, 20213020, 40426040]

約数ペア:

[(1, 40426040), (2, 20213020), (4, 10106510), (5, 8085208), (8, 5053255), (10, 4042604), (20, 2021302), (40, 1010651), (821, 49240), (1231, 32840), (1642, 24620), (2462, 16420), (3284, 12310), (4105, 9848), (4924, 8210), (6155, 6568)]