1383040

素因数分解:

$2^7\times 5^1\times {\mathrm{2161}}^1$

素因数の和:2180

約数の個数: 32

約数和(自身を含む): 3307860

約数和(自身を除く): 1924820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2161, 4322, 8644, 10805, 17288, 21610, 34576, 43220, 69152, 86440, 138304, 172880, 276608, 345760, 691520, 1383040]

約数ペア:

[(1, 1383040), (2, 691520), (4, 345760), (5, 276608), (8, 172880), (10, 138304), (16, 86440), (20, 69152), (32, 43220), (40, 34576), (64, 21610), (80, 17288), (128, 10805), (160, 8644), (320, 4322), (640, 2161)]