16528240

素因数分解:

$2^4\times 5^1\times {\mathrm{206603}}^1$

素因数の和:206616

約数の個数: 20

約数和(自身を含む): 38428344

約数和(自身を除く): 21900104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 206603, 413206, 826412, 1033015, 1652824, 2066030, 3305648, 4132060, 8264120, 16528240]

約数ペア:

[(1, 16528240), (2, 8264120), (4, 4132060), (5, 3305648), (8, 2066030), (10, 1652824), (16, 1033015), (20, 826412), (40, 413206), (80, 206603)]