55712440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 153861120

約数和(自身を除く): 98148680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 41, 46, 56, 70, 82, 92, 115, 140, 161, 164, 184, 205, 211, 230, 280, 287, 322, 328, 410, 422, 460, 574, 644, 805, 820, 844, 920, 943, 1055, 1148, 1288, 1435, 1477, 1610, 1640, 1688, 1886, 2110, 2296, 2870, 2954, 3220, 3772, 4220, 4715, 4853, 5740, 5908, 6440, 6601, 7385, 7544, 8440, 8651, 9430, 9706, 11480, 11816, 13202, 14770, 17302, 18860, 19412, 24265, 26404, 29540, 33005, 33971, 34604, 37720, 38824, 43255, 48530, 52808, 59080, 60557, 66010, 67942, 69208, 86510, 97060, 121114, 132020, 135884, 169855, 173020, 194120, 198973, 242228, 264040, 271768, 302785, 339710, 346040, 397946, 484456, 605570, 679420, 795892, 994865, 1211140, 1358840, 1392811, 1591784, 1989730, 2422280, 2785622, 3979460, 5571244, 6964055, 7958920, 11142488, 13928110, 27856220, 55712440]

約数ペア:

[(1, 55712440), (2, 27856220), (4, 13928110), (5, 11142488), (7, 7958920), (8, 6964055), (10, 5571244), (14, 3979460), (20, 2785622), (23, 2422280), (28, 1989730), (35, 1591784), (40, 1392811), (41, 1358840), (46, 1211140), (56, 994865), (70, 795892), (82, 679420), (92, 605570), (115, 484456), (140, 397946), (161, 346040), (164, 339710), (184, 302785), (205, 271768), (211, 264040), (230, 242228), (280, 198973), (287, 194120), (322, 173020), (328, 169855), (410, 135884), (422, 132020), (460, 121114), (574, 97060), (644, 86510), (805, 69208), (820, 67942), (844, 66010), (920, 60557), (943, 59080), (1055, 52808), (1148, 48530), (1288, 43255), (1435, 38824), (1477, 37720), (1610, 34604), (1640, 33971), (1688, 33005), (1886, 29540), (2110, 26404), (2296, 24265), (2870, 19412), (2954, 18860), (3220, 17302), (3772, 14770), (4220, 13202), (4715, 11816), (4853, 11480), (5740, 9706), (5908, 9430), (6440, 8651), (6601, 8440), (7385, 7544)]