38171020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26881}}^1$

素因数の和:26961

約数の個数: 24

約数和(自身を含む): 81291168

約数和(自身を除く): 43120148

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 26881, 53762, 107524, 134405, 268810, 537620, 1908551, 3817102, 7634204, 9542755, 19085510, 38171020]

約数ペア:

[(1, 38171020), (2, 19085510), (4, 9542755), (5, 7634204), (10, 3817102), (20, 1908551), (71, 537620), (142, 268810), (284, 134405), (355, 107524), (710, 53762), (1420, 26881)]