2415620

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 5103000

約数和(自身を除く): 2687380

約数列:

[1, 2, 4, 5, 10, 20, 269, 449, 538, 898, 1076, 1345, 1796, 2245, 2690, 4490, 5380, 8980, 120781, 241562, 483124, 603905, 1207810, 2415620]

約数ペア:

[(1, 2415620), (2, 1207810), (4, 603905), (5, 483124), (10, 241562), (20, 120781), (269, 8980), (449, 5380), (538, 4490), (898, 2690), (1076, 2245), (1345, 1796)]