28685080

素因数分解:

$2^3\times 5^1\times {\mathrm{717127}}^1$

素因数の和:717138

約数の個数: 16

約数和(自身を含む): 64541520

約数和(自身を除く): 35856440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 717127, 1434254, 2868508, 3585635, 5737016, 7171270, 14342540, 28685080]

約数ペア:

[(1, 28685080), (2, 14342540), (4, 7171270), (5, 5737016), (8, 3585635), (10, 2868508), (20, 1434254), (40, 717127)]