2555576

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 5702400

約数和(自身を除く): 3146824

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 43, 46, 68, 76, 86, 92, 136, 152, 172, 184, 323, 344, 391, 437, 646, 731, 782, 817, 874, 989, 1292, 1462, 1564, 1634, 1748, 1978, 2584, 2924, 3128, 3268, 3496, 3956, 5848, 6536, 7429, 7912, 13889, 14858, 16813, 18791, 27778, 29716, 33626, 37582, 55556, 59432, 67252, 75164, 111112, 134504, 150328, 319447, 638894, 1277788, 2555576]

約数ペア:

[(1, 2555576), (2, 1277788), (4, 638894), (8, 319447), (17, 150328), (19, 134504), (23, 111112), (34, 75164), (38, 67252), (43, 59432), (46, 55556), (68, 37582), (76, 33626), (86, 29716), (92, 27778), (136, 18791), (152, 16813), (172, 14858), (184, 13889), (323, 7912), (344, 7429), (391, 6536), (437, 5848), (646, 3956), (731, 3496), (782, 3268), (817, 3128), (874, 2924), (989, 2584), (1292, 1978), (1462, 1748), (1564, 1634)]