86927180

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21841}}^1$

素因数の和:22049

約数の個数: 24

約数和(自身を含む): 183472800

約数和(自身を除く): 96545620

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 21841, 43682, 87364, 109205, 218410, 436820, 4346359, 8692718, 17385436, 21731795, 43463590, 86927180]

約数ペア:

[(1, 86927180), (2, 43463590), (4, 21731795), (5, 17385436), (10, 8692718), (20, 4346359), (199, 436820), (398, 218410), (796, 109205), (995, 87364), (1990, 43682), (3980, 21841)]