996080

素因数分解:

$2^4\times 5^1\times {\mathrm{12451}}^1$

素因数の和:12464

約数の個数: 20

約数和(自身を含む): 2316072

約数和(自身を除く): 1319992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12451, 24902, 49804, 62255, 99608, 124510, 199216, 249020, 498040, 996080]

約数ペア:

[(1, 996080), (2, 498040), (4, 249020), (5, 199216), (8, 124510), (10, 99608), (16, 62255), (20, 49804), (40, 24902), (80, 12451)]