12639870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{140443}}^1$

素因数の和:140456

約数の個数: 24

約数和(自身を含む): 32863896

約数和(自身を除く): 20224026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 140443, 280886, 421329, 702215, 842658, 1263987, 1404430, 2106645, 2527974, 4213290, 6319935, 12639870]

約数ペア:

[(1, 12639870), (2, 6319935), (3, 4213290), (5, 2527974), (6, 2106645), (9, 1404430), (10, 1263987), (15, 842658), (18, 702215), (30, 421329), (45, 280886), (90, 140443)]