15352880

素因数分解:

$2^4\times 5^1\times {\mathrm{191911}}^1$

素因数の和:191924

約数の個数: 20

約数和(自身を含む): 35695632

約数和(自身を除く): 20342752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191911, 383822, 767644, 959555, 1535288, 1919110, 3070576, 3838220, 7676440, 15352880]

約数ペア:

[(1, 15352880), (2, 7676440), (4, 3838220), (5, 3070576), (8, 1919110), (10, 1535288), (16, 959555), (20, 767644), (40, 383822), (80, 191911)]