40449260

素因数分解:

$2^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{2371}}^1$

素因数の和:3233

約数の個数: 24

約数和(自身を含む): 85078896

約数和(自身を除く): 44629636

約数列:

[1, 2, 4, 5, 10, 20, 853, 1706, 2371, 3412, 4265, 4742, 8530, 9484, 11855, 17060, 23710, 47420, 2022463, 4044926, 8089852, 10112315, 20224630, 40449260]

約数ペア:

[(1, 40449260), (2, 20224630), (4, 10112315), (5, 8089852), (10, 4044926), (20, 2022463), (853, 47420), (1706, 23710), (2371, 17060), (3412, 11855), (4265, 9484), (4742, 8530)]