8541320390

素因数分解:

$2^1\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{678421}}^1$

素因数の和:679687

約数の個数: 16

約数和(自身を含む): 15386610960

約数和(自身を除く): 6845290570

約数列:

[1, 2, 5, 10, 1259, 2518, 6295, 12590, 678421, 1356842, 3392105, 6784210, 854132039, 1708264078, 4270660195, 8541320390]

約数ペア:

[(1, 8541320390), (2, 4270660195), (5, 1708264078), (10, 854132039), (1259, 6784210), (2518, 3392105), (6295, 1356842), (12590, 678421)]