208523740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{97441}}^1$

素因数の和:97557

約数の個数: 24

約数和(自身を含む): 441996912

約数和(自身を除く): 233473172

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 97441, 194882, 389764, 487205, 974410, 1948820, 10426187, 20852374, 41704748, 52130935, 104261870, 208523740]

約数ペア:

[(1, 208523740), (2, 104261870), (4, 52130935), (5, 41704748), (10, 20852374), (20, 10426187), (107, 1948820), (214, 974410), (428, 487205), (535, 389764), (1070, 194882), (2140, 97441)]