2808500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 6329232

約数和(自身を除く): 3520732

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 137, 164, 205, 250, 274, 410, 500, 548, 685, 820, 1025, 1370, 2050, 2740, 3425, 4100, 5125, 5617, 6850, 10250, 11234, 13700, 17125, 20500, 22468, 28085, 34250, 56170, 68500, 112340, 140425, 280850, 561700, 702125, 1404250, 2808500]

約数ペア:

[(1, 2808500), (2, 1404250), (4, 702125), (5, 561700), (10, 280850), (20, 140425), (25, 112340), (41, 68500), (50, 56170), (82, 34250), (100, 28085), (125, 22468), (137, 20500), (164, 17125), (205, 13700), (250, 11234), (274, 10250), (410, 6850), (500, 5617), (548, 5125), (685, 4100), (820, 3425), (1025, 2740), (1370, 2050)]