85319180

素因数分解:

$2^2\times 5^1\times {\mathrm{1907}}^1\times {\mathrm{2237}}^1$

素因数の和:4153

約数の個数: 24

約数和(自身を含む): 179344368

約数和(自身を除く): 94025188

約数列:

[1, 2, 4, 5, 10, 20, 1907, 2237, 3814, 4474, 7628, 8948, 9535, 11185, 19070, 22370, 38140, 44740, 4265959, 8531918, 17063836, 21329795, 42659590, 85319180]

約数ペア:

[(1, 85319180), (2, 42659590), (4, 21329795), (5, 17063836), (10, 8531918), (20, 4265959), (1907, 44740), (2237, 38140), (3814, 22370), (4474, 19070), (7628, 11185), (8948, 9535)]