22156040

素因数分解:

$2^3\times 5^1\times {\mathrm{553901}}^1$

素因数の和:553912

約数の個数: 16

約数和(自身を含む): 49851180

約数和(自身を除く): 27695140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 553901, 1107802, 2215604, 2769505, 4431208, 5539010, 11078020, 22156040]

約数ペア:

[(1, 22156040), (2, 11078020), (4, 5539010), (5, 4431208), (8, 2769505), (10, 2215604), (20, 1107802), (40, 553901)]