28432800010

素因数分解:

$2^1\times 5^1\times {\mathrm{7121}}^1\times {\mathrm{399281}}^1$

素因数の和:406409

約数の個数: 16

約数和(自身を含む): 51186355272

約数和(自身を除く): 22753555262

約数列:

[1, 2, 5, 10, 7121, 14242, 35605, 71210, 399281, 798562, 1996405, 3992810, 2843280001, 5686560002, 14216400005, 28432800010]

約数ペア:

[(1, 28432800010), (2, 14216400005), (5, 5686560002), (10, 2843280001), (7121, 3992810), (14242, 1996405), (35605, 798562), (71210, 399281)]