20176262840

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3385279}}^1$

素因数の和:3385439

約数の個数: 32

約数和(自身を含む): 45701280000

約数和(自身を除く): 25525017160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 3385279, 6770558, 13541116, 16926395, 27082232, 33852790, 67705580, 135411160, 504406571, 1008813142, 2017626284, 2522032855, 4035252568, 5044065710, 10088131420, 20176262840]

約数ペア:

[(1, 20176262840), (2, 10088131420), (4, 5044065710), (5, 4035252568), (8, 2522032855), (10, 2017626284), (20, 1008813142), (40, 504406571), (149, 135411160), (298, 67705580), (596, 33852790), (745, 27082232), (1192, 16926395), (1490, 13541116), (2980, 6770558), (5960, 3385279)]