2149883980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{10333}}^1$

素因数の和:10546

約数の個数: 48

約数和(自身を含む): 4604169024

約数和(自身を除く): 2454285044

約数列:

[1, 2, 4, 5, 10, 20, 101, 103, 202, 206, 404, 412, 505, 515, 1010, 1030, 2020, 2060, 10333, 10403, 20666, 20806, 41332, 41612, 51665, 52015, 103330, 104030, 206660, 208060, 1043633, 1064299, 2087266, 2128598, 4174532, 4257196, 5218165, 5321495, 10436330, 10642990, 20872660, 21285980, 107494199, 214988398, 429976796, 537470995, 1074941990, 2149883980]

約数ペア:

[(1, 2149883980), (2, 1074941990), (4, 537470995), (5, 429976796), (10, 214988398), (20, 107494199), (101, 21285980), (103, 20872660), (202, 10642990), (206, 10436330), (404, 5321495), (412, 5218165), (505, 4257196), (515, 4174532), (1010, 2128598), (1030, 2087266), (2020, 1064299), (2060, 1043633), (10333, 208060), (10403, 206660), (20666, 104030), (20806, 103330), (41332, 52015), (41612, 51665)]