2019958340

素因数分解:

$2^2\times 5^1\times {\mathrm{2791}}^1\times {\mathrm{36187}}^1$

素因数の和:38987

約数の個数: 24

約数和(自身を含む): 4243549632

約数和(自身を除く): 2223591292

約数列:

[1, 2, 4, 5, 10, 20, 2791, 5582, 11164, 13955, 27910, 36187, 55820, 72374, 144748, 180935, 361870, 723740, 100997917, 201995834, 403991668, 504989585, 1009979170, 2019958340]

約数ペア:

[(1, 2019958340), (2, 1009979170), (4, 504989585), (5, 403991668), (10, 201995834), (20, 100997917), (2791, 723740), (5582, 361870), (11164, 180935), (13955, 144748), (27910, 72374), (36187, 55820)]