1557020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{613}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 3300864

約数和(自身を除く): 1743844

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 613, 635, 1226, 1270, 2452, 2540, 3065, 6130, 12260, 77851, 155702, 311404, 389255, 778510, 1557020]

約数ペア:

[(1, 1557020), (2, 778510), (4, 389255), (5, 311404), (10, 155702), (20, 77851), (127, 12260), (254, 6130), (508, 3065), (613, 2540), (635, 2452), (1226, 1270)]