7573220

素因数分解:

$2^2\times 5^1\times {\mathrm{378661}}^1$

素因数の和:378670

約数の個数: 12

約数和(自身を含む): 15903804

約数和(自身を除く): 8330584

約数列:

[1, 2, 4, 5, 10, 20, 378661, 757322, 1514644, 1893305, 3786610, 7573220]

約数ペア:

[(1, 7573220), (2, 3786610), (4, 1893305), (5, 1514644), (10, 757322), (20, 378661)]