27602020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 36

約数和(自身を含む): 59484852

約数和(自身を除く): 31882832

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 821, 1642, 1681, 3284, 3362, 4105, 6724, 8210, 8405, 16420, 16810, 33620, 33661, 67322, 134644, 168305, 336610, 673220, 1380101, 2760202, 5520404, 6900505, 13801010, 27602020]

約数ペア:

[(1, 27602020), (2, 13801010), (4, 6900505), (5, 5520404), (10, 2760202), (20, 1380101), (41, 673220), (82, 336610), (164, 168305), (205, 134644), (410, 67322), (820, 33661), (821, 33620), (1642, 16810), (1681, 16420), (3284, 8405), (3362, 8210), (4105, 6724)]