28460432

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1777}}^1$

素因数の和:1816

約数の個数: 80

約数和(自身を含む): 74078592

約数和(自身を除く): 45618160

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 176, 182, 208, 286, 308, 364, 572, 616, 728, 1001, 1144, 1232, 1456, 1777, 2002, 2288, 3554, 4004, 7108, 8008, 12439, 14216, 16016, 19547, 23101, 24878, 28432, 39094, 46202, 49756, 78188, 92404, 99512, 136829, 156376, 161707, 184808, 199024, 254111, 273658, 312752, 323414, 369616, 508222, 547316, 646828, 1016444, 1094632, 1293656, 1778777, 2032888, 2189264, 2587312, 3557554, 4065776, 7115108, 14230216, 28460432]

約数ペア:

[(1, 28460432), (2, 14230216), (4, 7115108), (7, 4065776), (8, 3557554), (11, 2587312), (13, 2189264), (14, 2032888), (16, 1778777), (22, 1293656), (26, 1094632), (28, 1016444), (44, 646828), (52, 547316), (56, 508222), (77, 369616), (88, 323414), (91, 312752), (104, 273658), (112, 254111), (143, 199024), (154, 184808), (176, 161707), (182, 156376), (208, 136829), (286, 99512), (308, 92404), (364, 78188), (572, 49756), (616, 46202), (728, 39094), (1001, 28432), (1144, 24878), (1232, 23101), (1456, 19547), (1777, 16016), (2002, 14216), (2288, 12439), (3554, 8008), (4004, 7108)]