12588020

素因数分解:

$2^2\times 5^1\times {\mathrm{629401}}^1$

素因数の和:629410

約数の個数: 12

約数和(自身を含む): 26434884

約数和(自身を除く): 13846864

約数列:

[1, 2, 4, 5, 10, 20, 629401, 1258802, 2517604, 3147005, 6294010, 12588020]

約数ペア:

[(1, 12588020), (2, 6294010), (4, 3147005), (5, 2517604), (10, 1258802), (20, 629401)]