39885320

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9319}}^1$

素因数の和:9437

約数の個数: 32

約数和(自身を含む): 90590400

約数和(自身を除く): 50705080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 9319, 18638, 37276, 46595, 74552, 93190, 186380, 372760, 997133, 1994266, 3988532, 4985665, 7977064, 9971330, 19942660, 39885320]

約数ペア:

[(1, 39885320), (2, 19942660), (4, 9971330), (5, 7977064), (8, 4985665), (10, 3988532), (20, 1994266), (40, 997133), (107, 372760), (214, 186380), (428, 93190), (535, 74552), (856, 46595), (1070, 37276), (2140, 18638), (4280, 9319)]