3159580

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 6672960

約数和(自身を除く): 3513380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 661, 956, 1195, 1322, 2390, 2644, 3305, 4780, 6610, 13220, 157979, 315958, 631916, 789895, 1579790, 3159580]

約数ペア:

[(1, 3159580), (2, 1579790), (4, 789895), (5, 631916), (10, 315958), (20, 157979), (239, 13220), (478, 6610), (661, 4780), (956, 3305), (1195, 2644), (1322, 2390)]