109971520

素因数分解:

$2^6\times 5^1\times {\mathrm{343661}}^1$

素因数の和:343678

約数の個数: 28

約数和(自身を含む): 261870444

約数和(自身を除く): 151898924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 343661, 687322, 1374644, 1718305, 2749288, 3436610, 5498576, 6873220, 10997152, 13746440, 21994304, 27492880, 54985760, 109971520]

約数ペア:

[(1, 109971520), (2, 54985760), (4, 27492880), (5, 21994304), (8, 13746440), (10, 10997152), (16, 6873220), (20, 5498576), (32, 3436610), (40, 2749288), (64, 1718305), (80, 1374644), (160, 687322), (320, 343661)]