12683720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{467}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 33022080

約数和(自身を除く): 20338360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 467, 485, 679, 776, 934, 970, 1358, 1868, 1940, 2335, 2716, 3269, 3395, 3736, 3880, 4670, 5432, 6538, 6790, 9340, 13076, 13580, 16345, 18680, 26152, 27160, 32690, 45299, 65380, 90598, 130760, 181196, 226495, 317093, 362392, 452990, 634186, 905980, 1268372, 1585465, 1811960, 2536744, 3170930, 6341860, 12683720]

約数ペア:

[(1, 12683720), (2, 6341860), (4, 3170930), (5, 2536744), (7, 1811960), (8, 1585465), (10, 1268372), (14, 905980), (20, 634186), (28, 452990), (35, 362392), (40, 317093), (56, 226495), (70, 181196), (97, 130760), (140, 90598), (194, 65380), (280, 45299), (388, 32690), (467, 27160), (485, 26152), (679, 18680), (776, 16345), (934, 13580), (970, 13076), (1358, 9340), (1868, 6790), (1940, 6538), (2335, 5432), (2716, 4670), (3269, 3880), (3395, 3736)]