12874020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 39674880

約数和(自身を除く): 26800860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 491, 570, 690, 874, 982, 1140, 1311, 1380, 1473, 1748, 1964, 2185, 2455, 2622, 2946, 4370, 4910, 5244, 5892, 6555, 7365, 8740, 9329, 9820, 11293, 13110, 14730, 18658, 22586, 26220, 27987, 29460, 33879, 37316, 45172, 46645, 55974, 56465, 67758, 93290, 111948, 112930, 135516, 139935, 169395, 186580, 214567, 225860, 279870, 338790, 429134, 559740, 643701, 677580, 858268, 1072835, 1287402, 2145670, 2574804, 3218505, 4291340, 6437010, 12874020]

約数ペア:

[(1, 12874020), (2, 6437010), (3, 4291340), (4, 3218505), (5, 2574804), (6, 2145670), (10, 1287402), (12, 1072835), (15, 858268), (19, 677580), (20, 643701), (23, 559740), (30, 429134), (38, 338790), (46, 279870), (57, 225860), (60, 214567), (69, 186580), (76, 169395), (92, 139935), (95, 135516), (114, 112930), (115, 111948), (138, 93290), (190, 67758), (228, 56465), (230, 55974), (276, 46645), (285, 45172), (345, 37316), (380, 33879), (437, 29460), (460, 27987), (491, 26220), (570, 22586), (690, 18658), (874, 14730), (982, 13110), (1140, 11293), (1311, 9820), (1380, 9329), (1473, 8740), (1748, 7365), (1964, 6555), (2185, 5892), (2455, 5244), (2622, 4910), (2946, 4370)]