22254040

素因数分解:

$2^3\times 5^1\times {\mathrm{556351}}^1$

素因数の和:556362

約数の個数: 16

約数和(自身を含む): 50071680

約数和(自身を除く): 27817640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 556351, 1112702, 2225404, 2781755, 4450808, 5563510, 11127020, 22254040]

約数ペア:

[(1, 22254040), (2, 11127020), (4, 5563510), (5, 4450808), (8, 2781755), (10, 2225404), (20, 1112702), (40, 556351)]