18276080

素因数分解:

$2^4\times 5^1\times {\mathrm{228451}}^1$

素因数の和:228464

約数の個数: 20

約数和(自身を含む): 42492072

約数和(自身を除く): 24215992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 228451, 456902, 913804, 1142255, 1827608, 2284510, 3655216, 4569020, 9138040, 18276080]

約数ペア:

[(1, 18276080), (2, 9138040), (4, 4569020), (5, 3655216), (8, 2284510), (10, 1827608), (16, 1142255), (20, 913804), (40, 456902), (80, 228451)]