57720490

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{57149}}^1$

素因数の和:57257

約数の個数: 16

約数和(自身を含む): 104927400

約数和(自身を除く): 47206910

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 57149, 114298, 285745, 571490, 5772049, 11544098, 28860245, 57720490]

約数ペア:

[(1, 57720490), (2, 28860245), (5, 11544098), (10, 5772049), (101, 571490), (202, 285745), (505, 114298), (1010, 57149)]