20549380

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2711}}^1$

素因数の和:3099

約数の個数: 24

約数和(自身を含む): 43283520

約数和(自身を除く): 22734140

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 2711, 3790, 5422, 7580, 10844, 13555, 27110, 54220, 1027469, 2054938, 4109876, 5137345, 10274690, 20549380]

約数ペア:

[(1, 20549380), (2, 10274690), (4, 5137345), (5, 4109876), (10, 2054938), (20, 1027469), (379, 54220), (758, 27110), (1516, 13555), (1895, 10844), (2711, 7580), (3790, 5422)]