31168420

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{5011}}^1$

素因数の和:5331

約数の個数: 24

約数和(自身を含む): 65677248

約数和(自身を除く): 34508828

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 5011, 6220, 10022, 20044, 25055, 50110, 100220, 1558421, 3116842, 6233684, 7792105, 15584210, 31168420]

約数ペア:

[(1, 31168420), (2, 15584210), (4, 7792105), (5, 6233684), (10, 3116842), (20, 1558421), (311, 100220), (622, 50110), (1244, 25055), (1555, 20044), (3110, 10022), (5011, 6220)]