1112240

素因数分解:

$2^4\times 5^1\times {\mathrm{13903}}^1$

素因数の和:13916

約数の個数: 20

約数和(自身を含む): 2586144

約数和(自身を除く): 1473904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13903, 27806, 55612, 69515, 111224, 139030, 222448, 278060, 556120, 1112240]

約数ペア:

[(1, 1112240), (2, 556120), (4, 278060), (5, 222448), (8, 139030), (10, 111224), (16, 69515), (20, 55612), (40, 27806), (80, 13903)]