2688405008

素因数分解:

$2^4\times {\mathrm{2221}}^1\times {\mathrm{75653}}^1$

素因数の和:77882

約数の個数: 20

約数和(自身を含む): 5211198828

約数和(自身を除く): 2522793820

約数列:

[1, 2, 4, 8, 16, 2221, 4442, 8884, 17768, 35536, 75653, 151306, 302612, 605224, 1210448, 168025313, 336050626, 672101252, 1344202504, 2688405008]

約数ペア:

[(1, 2688405008), (2, 1344202504), (4, 672101252), (8, 336050626), (16, 168025313), (2221, 1210448), (4442, 605224), (8884, 302612), (17768, 151306), (35536, 75653)]