2565020

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 5417664

約数和(自身を除く): 2852644

約数列:

[1, 2, 4, 5, 10, 20, 277, 463, 554, 926, 1108, 1385, 1852, 2315, 2770, 4630, 5540, 9260, 128251, 256502, 513004, 641255, 1282510, 2565020]

約数ペア:

[(1, 2565020), (2, 1282510), (4, 641255), (5, 513004), (10, 256502), (20, 128251), (277, 9260), (463, 5540), (554, 4630), (926, 2770), (1108, 2315), (1385, 1852)]