2019978200

素因数分解:

$2^3\times 5^2\times {\mathrm{10099891}}^1$

素因数の和:10099907

約数の個数: 24

約数和(自身を含む): 4696449780

約数和(自身を除く): 2676471580

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 10099891, 20199782, 40399564, 50499455, 80799128, 100998910, 201997820, 252497275, 403995640, 504994550, 1009989100, 2019978200]

約数ペア:

[(1, 2019978200), (2, 1009989100), (4, 504994550), (5, 403995640), (8, 252497275), (10, 201997820), (20, 100998910), (25, 80799128), (40, 50499455), (50, 40399564), (100, 20199782), (200, 10099891)]