1239722990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11270209}}^1$

素因数の和:11270227

約数の個数: 16

約数和(自身を含む): 2434365360

約数和(自身を除く): 1194642370

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 11270209, 22540418, 56351045, 112702090, 123972299, 247944598, 619861495, 1239722990]

約数ペア:

[(1, 1239722990), (2, 619861495), (5, 247944598), (10, 123972299), (11, 112702090), (22, 56351045), (55, 22540418), (110, 11270209)]