13971520

素因数分解:

$2^6\times 5^1\times {\mathrm{43661}}^1$

素因数の和:43678

約数の個数: 28

約数和(自身を含む): 33270444

約数和(自身を除く): 19298924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 43661, 87322, 174644, 218305, 349288, 436610, 698576, 873220, 1397152, 1746440, 2794304, 3492880, 6985760, 13971520]

約数ペア:

[(1, 13971520), (2, 6985760), (4, 3492880), (5, 2794304), (8, 1746440), (10, 1397152), (16, 873220), (20, 698576), (32, 436610), (40, 349288), (64, 218305), (80, 174644), (160, 87322), (320, 43661)]