38987020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67219}}^1$

素因数の和:67257

約数の個数: 24

約数和(自身を含む): 84697200

約数和(自身を除く): 45710180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 67219, 134438, 268876, 336095, 672190, 1344380, 1949351, 3898702, 7797404, 9746755, 19493510, 38987020]

約数ペア:

[(1, 38987020), (2, 19493510), (4, 9746755), (5, 7797404), (10, 3898702), (20, 1949351), (29, 1344380), (58, 672190), (116, 336095), (145, 268876), (290, 134438), (580, 67219)]