39468980

素因数分解:

$2^2\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{1429}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 83002920

約数和(自身を除く): 43533940

約数列:

[1, 2, 4, 5, 10, 20, 1381, 1429, 2762, 2858, 5524, 5716, 6905, 7145, 13810, 14290, 27620, 28580, 1973449, 3946898, 7893796, 9867245, 19734490, 39468980]

約数ペア:

[(1, 39468980), (2, 19734490), (4, 9867245), (5, 7893796), (10, 3946898), (20, 1973449), (1381, 28580), (1429, 27620), (2762, 14290), (2858, 13810), (5524, 7145), (5716, 6905)]