12886750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2713}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 25403040

約数和(自身を除く): 12516290

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 2713, 4750, 5426, 13565, 27130, 51547, 67825, 103094, 135650, 257735, 339125, 515470, 678250, 1288675, 2577350, 6443375, 12886750]

約数ペア:

[(1, 12886750), (2, 6443375), (5, 2577350), (10, 1288675), (19, 678250), (25, 515470), (38, 339125), (50, 257735), (95, 135650), (125, 103094), (190, 67825), (250, 51547), (475, 27130), (950, 13565), (2375, 5426), (2713, 4750)]