20512400270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89184349}}^1$

素因数の和:89184379

約数の個数: 16

約数和(自身を含む): 38527639200

約数和(自身を除く): 18015238930

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 89184349, 178368698, 445921745, 891843490, 2051240027, 4102480054, 10256200135, 20512400270]

約数ペア:

[(1, 20512400270), (2, 10256200135), (5, 4102480054), (10, 2051240027), (23, 891843490), (46, 445921745), (115, 178368698), (230, 89184349)]