30800990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{280009}}^1$

素因数の和:280027

約数の個数: 16

約数和(自身を含む): 60482160

約数和(自身を除く): 29681170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 280009, 560018, 1400045, 2800090, 3080099, 6160198, 15400495, 30800990]

約数ペア:

[(1, 30800990), (2, 15400495), (5, 6160198), (10, 3080099), (11, 2800090), (22, 1400045), (55, 560018), (110, 280009)]