9944080

素因数分解:

$2^4\times 5^1\times {\mathrm{124301}}^1$

素因数の和:124314

約数の個数: 20

約数和(自身を含む): 23120172

約数和(自身を除く): 13176092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124301, 248602, 497204, 621505, 994408, 1243010, 1988816, 2486020, 4972040, 9944080]

約数ペア:

[(1, 9944080), (2, 4972040), (4, 2486020), (5, 1988816), (8, 1243010), (10, 994408), (16, 621505), (20, 497204), (40, 248602), (80, 124301)]