22226440

素因数分解:

$2^3\times 5^1\times {\mathrm{555661}}^1$

素因数の和:555672

約数の個数: 16

約数和(自身を含む): 50009580

約数和(自身を除く): 27783140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 555661, 1111322, 2222644, 2778305, 4445288, 5556610, 11113220, 22226440]

約数ペア:

[(1, 22226440), (2, 11113220), (4, 5556610), (5, 4445288), (8, 2778305), (10, 2222644), (20, 1111322), (40, 555661)]