451581980

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{34159}}^1$

素因数の和:34829

約数の個数: 24

約数和(自身を含む): 949784640

約数和(自身を除く): 498202660

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 34159, 68318, 136636, 170795, 341590, 683180, 22579099, 45158198, 90316396, 112895495, 225790990, 451581980]

約数ペア:

[(1, 451581980), (2, 225790990), (4, 112895495), (5, 90316396), (10, 45158198), (20, 22579099), (661, 683180), (1322, 341590), (2644, 170795), (3305, 136636), (6610, 68318), (13220, 34159)]