217146040

素因数分解:

$2^3\times 5^1\times {\mathrm{5428651}}^1$

素因数の和:5428662

約数の個数: 16

約数和(自身を含む): 488578680

約数和(自身を除く): 271432640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5428651, 10857302, 21714604, 27143255, 43429208, 54286510, 108573020, 217146040]

約数ペア:

[(1, 217146040), (2, 108573020), (4, 54286510), (5, 43429208), (8, 27143255), (10, 21714604), (20, 10857302), (40, 5428651)]