8902990

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2551}}^1$

素因数の和:2907

約数の個数: 16

約数和(自身を含む): 16077600

約数和(自身を除く): 7174610

約数列:

[1, 2, 5, 10, 349, 698, 1745, 2551, 3490, 5102, 12755, 25510, 890299, 1780598, 4451495, 8902990]

約数ペア:

[(1, 8902990), (2, 4451495), (5, 1780598), (10, 890299), (349, 25510), (698, 12755), (1745, 5102), (2551, 3490)]