1999462280

素因数分解:

$2^3\times 5^1\times {\mathrm{49986557}}^1$

素因数の和:49986568

約数の個数: 16

約数和(自身を含む): 4498790220

約数和(自身を除く): 2499327940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49986557, 99973114, 199946228, 249932785, 399892456, 499865570, 999731140, 1999462280]

約数ペア:

[(1, 1999462280), (2, 999731140), (4, 499865570), (5, 399892456), (8, 249932785), (10, 199946228), (20, 99973114), (40, 49986557)]