2183640880

素因数分解:

$2^4\times 5^1\times {\mathrm{27295511}}^1$

素因数の和:27295524

約数の個数: 20

約数和(自身を含む): 5076965232

約数和(自身を除く): 2893324352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27295511, 54591022, 109182044, 136477555, 218364088, 272955110, 436728176, 545910220, 1091820440, 2183640880]

約数ペア:

[(1, 2183640880), (2, 1091820440), (4, 545910220), (5, 436728176), (8, 272955110), (10, 218364088), (16, 136477555), (20, 109182044), (40, 54591022), (80, 27295511)]