82397620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{42473}}^1$

素因数の和:42579

約数の個数: 24

約数和(自身を含む): 174822984

約数和(自身を除く): 92425364

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 42473, 84946, 169892, 212365, 424730, 849460, 4119881, 8239762, 16479524, 20599405, 41198810, 82397620]

約数ペア:

[(1, 82397620), (2, 41198810), (4, 20599405), (5, 16479524), (10, 8239762), (20, 4119881), (97, 849460), (194, 424730), (388, 212365), (485, 169892), (970, 84946), (1940, 42473)]