22436080

素因数分解:

$2^4\times 5^1\times {\mathrm{280451}}^1$

素因数の和:280464

約数の個数: 20

約数和(自身を含む): 52164072

約数和(自身を除く): 29727992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280451, 560902, 1121804, 1402255, 2243608, 2804510, 4487216, 5609020, 11218040, 22436080]

約数ペア:

[(1, 22436080), (2, 11218040), (4, 5609020), (5, 4487216), (8, 2804510), (10, 2243608), (16, 1402255), (20, 1121804), (40, 560902), (80, 280451)]