136611920

素因数分解:

$2^4\times 5^1\times {\mathrm{1707649}}^1$

素因数の和:1707662

約数の個数: 20

約数和(自身を含む): 317622900

約数和(自身を除く): 181010980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1707649, 3415298, 6830596, 8538245, 13661192, 17076490, 27322384, 34152980, 68305960, 136611920]

約数ペア:

[(1, 136611920), (2, 68305960), (4, 34152980), (5, 27322384), (8, 17076490), (10, 13661192), (16, 8538245), (20, 6830596), (40, 3415298), (80, 1707649)]