206876360

素因数分解:

$2^3\times 5^1\times {\mathrm{5171909}}^1$

素因数の和:5171920

約数の個数: 16

約数和(自身を含む): 465471900

約数和(自身を除く): 258595540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5171909, 10343818, 20687636, 25859545, 41375272, 51719090, 103438180, 206876360]

約数ペア:

[(1, 206876360), (2, 103438180), (4, 51719090), (5, 41375272), (8, 25859545), (10, 20687636), (20, 10343818), (40, 5171909)]