12468080

素因数分解:

$2^4\times 5^1\times {\mathrm{155851}}^1$

素因数の和:155864

約数の個数: 20

約数和(自身を含む): 28988472

約数和(自身を除く): 16520392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155851, 311702, 623404, 779255, 1246808, 1558510, 2493616, 3117020, 6234040, 12468080]

約数ペア:

[(1, 12468080), (2, 6234040), (4, 3117020), (5, 2493616), (8, 1558510), (10, 1246808), (16, 779255), (20, 623404), (40, 311702), (80, 155851)]