8804440

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2137}}^1$

素因数の和:2251

約数の個数: 32

約数和(自身を含む): 20011680

約数和(自身を除く): 11207240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2137, 4120, 4274, 8548, 10685, 17096, 21370, 42740, 85480, 220111, 440222, 880444, 1100555, 1760888, 2201110, 4402220, 8804440]

約数ペア:

[(1, 8804440), (2, 4402220), (4, 2201110), (5, 1760888), (8, 1100555), (10, 880444), (20, 440222), (40, 220111), (103, 85480), (206, 42740), (412, 21370), (515, 17096), (824, 10685), (1030, 8548), (2060, 4274), (2137, 4120)]