201378760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457679}}^1$

素因数の和:457701

約数の個数: 32

約数和(自身を含む): 494294400

約数和(自身を除く): 292915640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457679, 915358, 1830716, 2288395, 3661432, 4576790, 5034469, 9153580, 10068938, 18307160, 20137876, 25172345, 40275752, 50344690, 100689380, 201378760]

約数ペア:

[(1, 201378760), (2, 100689380), (4, 50344690), (5, 40275752), (8, 25172345), (10, 20137876), (11, 18307160), (20, 10068938), (22, 9153580), (40, 5034469), (44, 4576790), (55, 3661432), (88, 2288395), (110, 1830716), (220, 915358), (440, 457679)]