20190449080

素因数分解:

$2^3\times 5^1\times {\mathrm{504761227}}^1$

素因数の和:504761238

約数の個数: 16

約数和(自身を含む): 45428510520

約数和(自身を除く): 25238061440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504761227, 1009522454, 2019044908, 2523806135, 4038089816, 5047612270, 10095224540, 20190449080]

約数ペア:

[(1, 20190449080), (2, 10095224540), (4, 5047612270), (5, 4038089816), (8, 2523806135), (10, 2019044908), (20, 1009522454), (40, 504761227)]