20199333920

素因数分解:

$2^5\times 5^1\times {\mathrm{11579}}^1\times {\mathrm{10903}}^1$

素因数の和:22497

約数の個数: 48

約数和(自身を含む): 47729424960

約数和(自身を除く): 27530091040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 10903, 11579, 21806, 23158, 43612, 46316, 54515, 57895, 87224, 92632, 109030, 115790, 174448, 185264, 218060, 231580, 348896, 370528, 436120, 463160, 872240, 926320, 1744480, 1852640, 126245837, 252491674, 504983348, 631229185, 1009966696, 1262458370, 2019933392, 2524916740, 4039866784, 5049833480, 10099666960, 20199333920]

約数ペア:

[(1, 20199333920), (2, 10099666960), (4, 5049833480), (5, 4039866784), (8, 2524916740), (10, 2019933392), (16, 1262458370), (20, 1009966696), (32, 631229185), (40, 504983348), (80, 252491674), (160, 126245837), (10903, 1852640), (11579, 1744480), (21806, 926320), (23158, 872240), (43612, 463160), (46316, 436120), (54515, 370528), (57895, 348896), (87224, 231580), (92632, 218060), (109030, 185264), (115790, 174448)]