20934040

素因数分解:

$2^3\times 5^1\times {\mathrm{523351}}^1$

素因数の和:523362

約数の個数: 16

約数和(自身を含む): 47101680

約数和(自身を除く): 26167640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523351, 1046702, 2093404, 2616755, 4186808, 5233510, 10467020, 20934040]

約数ペア:

[(1, 20934040), (2, 10467020), (4, 5233510), (5, 4186808), (8, 2616755), (10, 2093404), (20, 1046702), (40, 523351)]