2226440

素因数分解:

$2^3\times 5^1\times {\mathrm{55661}}^1$

素因数の和:55672

約数の個数: 16

約数和(自身を含む): 5009580

約数和(自身を除く): 2783140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 55661, 111322, 222644, 278305, 445288, 556610, 1113220, 2226440]

約数ペア:

[(1, 2226440), (2, 1113220), (4, 556610), (5, 445288), (8, 278305), (10, 222644), (20, 111322), (40, 55661)]