2018608820

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{80809}}^1$

素因数の和:82067

約数の個数: 24

約数和(自身を含む): 4242525000

約数和(自身を除く): 2223916180

約数列:

[1, 2, 4, 5, 10, 20, 1249, 2498, 4996, 6245, 12490, 24980, 80809, 161618, 323236, 404045, 808090, 1616180, 100930441, 201860882, 403721764, 504652205, 1009304410, 2018608820]

約数ペア:

[(1, 2018608820), (2, 1009304410), (4, 504652205), (5, 403721764), (10, 201860882), (20, 100930441), (1249, 1616180), (2498, 808090), (4996, 404045), (6245, 323236), (12490, 161618), (24980, 80809)]