8226440

素因数分解:

$2^3\times 5^1\times {\mathrm{205661}}^1$

素因数の和:205672

約数の個数: 16

約数和(自身を含む): 18509580

約数和(自身を除く): 10283140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 205661, 411322, 822644, 1028305, 1645288, 2056610, 4113220, 8226440]

約数ペア:

[(1, 8226440), (2, 4113220), (4, 2056610), (5, 1645288), (8, 1028305), (10, 822644), (20, 411322), (40, 205661)]