13955840

素因数分解:

$2^8\times 5^1\times {\mathrm{10903}}^1$

素因数の和:10924

約数の個数: 36

約数和(自身を含む): 33431664

約数和(自身を除く): 19475824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 10903, 21806, 43612, 54515, 87224, 109030, 174448, 218060, 348896, 436120, 697792, 872240, 1395584, 1744480, 2791168, 3488960, 6977920, 13955840]

約数ペア:

[(1, 13955840), (2, 6977920), (4, 3488960), (5, 2791168), (8, 1744480), (10, 1395584), (16, 872240), (20, 697792), (32, 436120), (40, 348896), (64, 218060), (80, 174448), (128, 109030), (160, 87224), (256, 54515), (320, 43612), (640, 21806), (1280, 10903)]