20195322020

素因数分解:

$2^2\times 5^1\times {\mathrm{7283}}^1\times {\mathrm{138647}}^1$

素因数の和:145939

約数の個数: 24

約数和(自身を含む): 42416305344

約数和(自身を除く): 22220983324

約数列:

[1, 2, 4, 5, 10, 20, 7283, 14566, 29132, 36415, 72830, 138647, 145660, 277294, 554588, 693235, 1386470, 2772940, 1009766101, 2019532202, 4039064404, 5048830505, 10097661010, 20195322020]

約数ペア:

[(1, 20195322020), (2, 10097661010), (4, 5048830505), (5, 4039064404), (10, 2019532202), (20, 1009766101), (7283, 2772940), (14566, 1386470), (29132, 693235), (36415, 554588), (72830, 277294), (138647, 145660)]