84049640

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10559}}^1$

素因数の和:10769

約数の個数: 32

約数和(自身を含む): 190080000

約数和(自身を除く): 106030360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 10559, 21118, 42236, 52795, 84472, 105590, 211180, 422360, 2101241, 4202482, 8404964, 10506205, 16809928, 21012410, 42024820, 84049640]

約数ペア:

[(1, 84049640), (2, 42024820), (4, 21012410), (5, 16809928), (8, 10506205), (10, 8404964), (20, 4202482), (40, 2101241), (199, 422360), (398, 211180), (796, 105590), (995, 84472), (1592, 52795), (1990, 42236), (3980, 21118), (7960, 10559)]