15124240

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1949}}^1$

素因数の和:2059

約数の個数: 40

約数和(自身を含む): 35544600

約数和(自身を除く): 20420360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 1949, 3880, 3898, 7760, 7796, 9745, 15592, 19490, 31184, 38980, 77960, 155920, 189053, 378106, 756212, 945265, 1512424, 1890530, 3024848, 3781060, 7562120, 15124240]

約数ペア:

[(1, 15124240), (2, 7562120), (4, 3781060), (5, 3024848), (8, 1890530), (10, 1512424), (16, 945265), (20, 756212), (40, 378106), (80, 189053), (97, 155920), (194, 77960), (388, 38980), (485, 31184), (776, 19490), (970, 15592), (1552, 9745), (1940, 7796), (1949, 7760), (3880, 3898)]