193765540

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{14657}}^1$

素因数の和:15327

約数の個数: 24

約数和(自身を含む): 407551032

約数和(自身を除く): 213785492

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 14657, 29314, 58628, 73285, 146570, 293140, 9688277, 19376554, 38753108, 48441385, 96882770, 193765540]

約数ペア:

[(1, 193765540), (2, 96882770), (4, 48441385), (5, 38753108), (10, 19376554), (20, 9688277), (661, 293140), (1322, 146570), (2644, 73285), (3305, 58628), (6610, 29314), (13220, 14657)]