2803790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 5598720

約数和(自身を除く): 2794930

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 359, 710, 718, 781, 1562, 1795, 3590, 3905, 3949, 7810, 7898, 19745, 25489, 39490, 50978, 127445, 254890, 280379, 560758, 1401895, 2803790]

約数ペア:

[(1, 2803790), (2, 1401895), (5, 560758), (10, 280379), (11, 254890), (22, 127445), (55, 50978), (71, 39490), (110, 25489), (142, 19745), (355, 7898), (359, 7810), (710, 3949), (718, 3905), (781, 3590), (1562, 1795)]