85220360

素因数分解:

$2^3\times 5^1\times {\mathrm{2130509}}^1$

素因数の和:2130520

約数の個数: 16

約数和(自身を含む): 191745900

約数和(自身を除く): 106525540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2130509, 4261018, 8522036, 10652545, 17044072, 21305090, 42610180, 85220360]

約数ペア:

[(1, 85220360), (2, 42610180), (4, 21305090), (5, 17044072), (8, 10652545), (10, 8522036), (20, 4261018), (40, 2130509)]