20177291380

素因数分解:

$2^2\times 5^1\times {\mathrm{150151}}^1\times {\mathrm{6719}}^1$

素因数の和:156879

約数の個数: 24

約数和(自身を含む): 42378900480

約数和(自身を除く): 22201609100

約数列:

[1, 2, 4, 5, 10, 20, 6719, 13438, 26876, 33595, 67190, 134380, 150151, 300302, 600604, 750755, 1501510, 3003020, 1008864569, 2017729138, 4035458276, 5044322845, 10088645690, 20177291380]

約数ペア:

[(1, 20177291380), (2, 10088645690), (4, 5044322845), (5, 4035458276), (10, 2017729138), (20, 1008864569), (6719, 3003020), (13438, 1501510), (26876, 750755), (33595, 600604), (67190, 300302), (134380, 150151)]