4080911020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1\times {\mathrm{2837}}^1$

素因数の和:3930

約数の個数: 48

約数和(自身を含む): 8702261568

約数和(自身を除く): 4621350548

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1013, 1420, 2026, 2837, 4052, 5065, 5674, 10130, 11348, 14185, 20260, 28370, 56740, 71923, 143846, 201427, 287692, 359615, 402854, 719230, 805708, 1007135, 1438460, 2014270, 2873881, 4028540, 5747762, 11495524, 14369405, 28738810, 57477620, 204045551, 408091102, 816182204, 1020227755, 2040455510, 4080911020]

約数ペア:

[(1, 4080911020), (2, 2040455510), (4, 1020227755), (5, 816182204), (10, 408091102), (20, 204045551), (71, 57477620), (142, 28738810), (284, 14369405), (355, 11495524), (710, 5747762), (1013, 4028540), (1420, 2873881), (2026, 2014270), (2837, 1438460), (4052, 1007135), (5065, 805708), (5674, 719230), (10130, 402854), (11348, 359615), (14185, 287692), (20260, 201427), (28370, 143846), (56740, 71923)]