1520702980

素因数分解:

$2^2\times 5^1\times {\mathrm{13807}}^1\times {\mathrm{5507}}^1$

素因数の和:19323

約数の個数: 24

約数和(自身を含む): 3194287488

約数和(自身を除く): 1673584508

約数列:

[1, 2, 4, 5, 10, 20, 5507, 11014, 13807, 22028, 27535, 27614, 55070, 55228, 69035, 110140, 138070, 276140, 76035149, 152070298, 304140596, 380175745, 760351490, 1520702980]

約数ペア:

[(1, 1520702980), (2, 760351490), (4, 380175745), (5, 304140596), (10, 152070298), (20, 76035149), (5507, 276140), (11014, 138070), (13807, 110140), (22028, 69035), (27535, 55228), (27614, 55070)]