390056636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{20269}}^1$

素因数の和:20573

約数の個数: 24

約数和(自身を含む): 725341680

約数和(自身を除く): 335285044

約数列:

[1, 2, 4, 17, 34, 68, 283, 566, 1132, 4811, 9622, 19244, 20269, 40538, 81076, 344573, 689146, 1378292, 5736127, 11472254, 22944508, 97514159, 195028318, 390056636]

約数ペア:

[(1, 390056636), (2, 195028318), (4, 97514159), (17, 22944508), (34, 11472254), (68, 5736127), (283, 1378292), (566, 689146), (1132, 344573), (4811, 81076), (9622, 40538), (19244, 20269)]