100802620

素因数分解:

$2^2\times 5^1\times {\mathrm{5040131}}^1$

素因数の和:5040140

約数の個数: 12

約数和(自身を含む): 211685544

約数和(自身を除く): 110882924

約数列:

[1, 2, 4, 5, 10, 20, 5040131, 10080262, 20160524, 25200655, 50401310, 100802620]

約数ペア:

[(1, 100802620), (2, 50401310), (4, 25200655), (5, 20160524), (10, 10080262), (20, 5040131)]