2525020

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 5338368

約数和(自身を除く): 2813348

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 661, 764, 955, 1322, 1910, 2644, 3305, 3820, 6610, 13220, 126251, 252502, 505004, 631255, 1262510, 2525020]

約数ペア:

[(1, 2525020), (2, 1262510), (4, 631255), (5, 505004), (10, 252502), (20, 126251), (191, 13220), (382, 6610), (661, 3820), (764, 3305), (955, 2644), (1322, 1910)]