38960840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9103}}^1$

素因数の和:9221

約数の個数: 32

約数和(自身を含む): 88490880

約数和(自身を除く): 49530040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 9103, 18206, 36412, 45515, 72824, 91030, 182060, 364120, 974021, 1948042, 3896084, 4870105, 7792168, 9740210, 19480420, 38960840]

約数ペア:

[(1, 38960840), (2, 19480420), (4, 9740210), (5, 7792168), (8, 4870105), (10, 3896084), (20, 1948042), (40, 974021), (107, 364120), (214, 182060), (428, 91030), (535, 72824), (856, 45515), (1070, 36412), (2140, 18206), (4280, 9103)]