28813360

素因数分解:

$2^4\times 5^1\times {\mathrm{360167}}^1$

素因数の和:360180

約数の個数: 20

約数和(自身を含む): 66991248

約数和(自身を除く): 38177888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 360167, 720334, 1440668, 1800835, 2881336, 3601670, 5762672, 7203340, 14406680, 28813360]

約数ペア:

[(1, 28813360), (2, 14406680), (4, 7203340), (5, 5762672), (8, 3601670), (10, 2881336), (16, 1800835), (20, 1440668), (40, 720334), (80, 360167)]