18475040

素因数分解:

$2^5\times 5^1\times {\mathrm{115469}}^1$

素因数の和:115484

約数の個数: 24

約数和(自身を含む): 43647660

約数和(自身を除く): 25172620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 115469, 230938, 461876, 577345, 923752, 1154690, 1847504, 2309380, 3695008, 4618760, 9237520, 18475040]

約数ペア:

[(1, 18475040), (2, 9237520), (4, 4618760), (5, 3695008), (8, 2309380), (10, 1847504), (16, 1154690), (20, 923752), (32, 577345), (40, 461876), (80, 230938), (160, 115469)]