556120

素因数分解:

$2^3\times 5^1\times {\mathrm{13903}}^1$

素因数の和:13914

約数の個数: 16

約数和(自身を含む): 1251360

約数和(自身を除く): 695240

約数列:

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

約数ペア:

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