11992880

素因数分解:

$2^4\times 5^1\times {\mathrm{149911}}^1$

素因数の和:149924

約数の個数: 20

約数和(自身を含む): 27883632

約数和(自身を除く): 15890752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149911, 299822, 599644, 749555, 1199288, 1499110, 2398576, 2998220, 5996440, 11992880]

約数ペア:

[(1, 11992880), (2, 5996440), (4, 2998220), (5, 2398576), (8, 1499110), (10, 1199288), (16, 749555), (20, 599644), (40, 299822), (80, 149911)]