204800510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{890437}}^1$

素因数の和:890467

約数の個数: 16

約数和(自身を含む): 384669216

約数和(自身を除く): 179868706

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 890437, 1780874, 4452185, 8904370, 20480051, 40960102, 102400255, 204800510]

約数ペア:

[(1, 204800510), (2, 102400255), (5, 40960102), (10, 20480051), (23, 8904370), (46, 4452185), (115, 1780874), (230, 890437)]