20101670780

素因数分解:

$2^2\times 5^1\times {\mathrm{1005083539}}^1$

素因数の和:1005083548

約数の個数: 12

約数和(自身を含む): 42213508680

約数和(自身を除く): 22111837900

約数列:

[1, 2, 4, 5, 10, 20, 1005083539, 2010167078, 4020334156, 5025417695, 10050835390, 20101670780]

約数ペア:

[(1, 20101670780), (2, 10050835390), (4, 5025417695), (5, 4020334156), (10, 2010167078), (20, 1005083539)]