2008102490

素因数分解:

$2^1\times 5^1\times {\mathrm{3989}}^1\times {\mathrm{50341}}^1$

素因数の和:54337

約数の個数: 16

約数和(自身を含む): 3615562440

約数和(自身を除く): 1607459950

約数列:

[1, 2, 5, 10, 3989, 7978, 19945, 39890, 50341, 100682, 251705, 503410, 200810249, 401620498, 1004051245, 2008102490]

約数ペア:

[(1, 2008102490), (2, 1004051245), (5, 401620498), (10, 200810249), (3989, 503410), (7978, 251705), (19945, 100682), (39890, 50341)]