858001580

素因数分解:

$2^2\times 5^1\times {\mathrm{42900079}}^1$

素因数の和:42900088

約数の個数: 12

約数和(自身を含む): 1801803360

約数和(自身を除く): 943801780

約数列:

[1, 2, 4, 5, 10, 20, 42900079, 85800158, 171600316, 214500395, 429000790, 858001580]

約数ペア:

[(1, 858001580), (2, 429000790), (4, 214500395), (5, 171600316), (10, 85800158), (20, 42900079)]