1680860180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{832109}}^1$

素因数の和:832219

約数の個数: 24

約数和(自身を含む): 3564759240

約数和(自身を除く): 1883899060

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 832109, 1664218, 3328436, 4160545, 8321090, 16642180, 84043009, 168086018, 336172036, 420215045, 840430090, 1680860180]

約数ペア:

[(1, 1680860180), (2, 840430090), (4, 420215045), (5, 336172036), (10, 168086018), (20, 84043009), (101, 16642180), (202, 8321090), (404, 4160545), (505, 3328436), (1010, 1664218), (2020, 832109)]