86804360

素因数分解:

$2^3\times 5^1\times {\mathrm{2170109}}^1$

素因数の和:2170120

約数の個数: 16

約数和(自身を含む): 195309900

約数和(自身を除く): 108505540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2170109, 4340218, 8680436, 10850545, 17360872, 21701090, 43402180, 86804360]

約数ペア:

[(1, 86804360), (2, 43402180), (4, 21701090), (5, 17360872), (8, 10850545), (10, 8680436), (20, 4340218), (40, 2170109)]