2021323100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{200131}}^1$

素因数の和:200246

約数の個数: 36

約数和(自身を含む): 4429721688

約数和(自身を除く): 2408398588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 5050, 10100, 200131, 400262, 800524, 1000655, 2001310, 4002620, 5003275, 10006550, 20013100, 20213231, 40426462, 80852924, 101066155, 202132310, 404264620, 505330775, 1010661550, 2021323100]

約数ペア:

[(1, 2021323100), (2, 1010661550), (4, 505330775), (5, 404264620), (10, 202132310), (20, 101066155), (25, 80852924), (50, 40426462), (100, 20213231), (101, 20013100), (202, 10006550), (404, 5003275), (505, 4002620), (1010, 2001310), (2020, 1000655), (2525, 800524), (5050, 400262), (10100, 200131)]