12409880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 128

約数和(自身を含む): 34836480

約数和(自身を除く): 22426600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 41, 46, 47, 56, 70, 82, 92, 94, 115, 140, 161, 164, 184, 188, 205, 230, 235, 280, 287, 322, 328, 329, 376, 410, 460, 470, 574, 644, 658, 805, 820, 920, 940, 943, 1081, 1148, 1288, 1316, 1435, 1610, 1640, 1645, 1880, 1886, 1927, 2162, 2296, 2632, 2870, 3220, 3290, 3772, 3854, 4324, 4715, 5405, 5740, 6440, 6580, 6601, 7544, 7567, 7708, 8648, 9430, 9635, 10810, 11480, 13160, 13202, 13489, 15134, 15416, 18860, 19270, 21620, 26404, 26978, 30268, 33005, 37720, 37835, 38540, 43240, 44321, 52808, 53956, 60536, 66010, 67445, 75670, 77080, 88642, 107912, 132020, 134890, 151340, 177284, 221605, 264040, 269780, 302680, 310247, 354568, 443210, 539560, 620494, 886420, 1240988, 1551235, 1772840, 2481976, 3102470, 6204940, 12409880]

約数ペア:

[(1, 12409880), (2, 6204940), (4, 3102470), (5, 2481976), (7, 1772840), (8, 1551235), (10, 1240988), (14, 886420), (20, 620494), (23, 539560), (28, 443210), (35, 354568), (40, 310247), (41, 302680), (46, 269780), (47, 264040), (56, 221605), (70, 177284), (82, 151340), (92, 134890), (94, 132020), (115, 107912), (140, 88642), (161, 77080), (164, 75670), (184, 67445), (188, 66010), (205, 60536), (230, 53956), (235, 52808), (280, 44321), (287, 43240), (322, 38540), (328, 37835), (329, 37720), (376, 33005), (410, 30268), (460, 26978), (470, 26404), (574, 21620), (644, 19270), (658, 18860), (805, 15416), (820, 15134), (920, 13489), (940, 13202), (943, 13160), (1081, 11480), (1148, 10810), (1288, 9635), (1316, 9430), (1435, 8648), (1610, 7708), (1640, 7567), (1645, 7544), (1880, 6601), (1886, 6580), (1927, 6440), (2162, 5740), (2296, 5405), (2632, 4715), (2870, 4324), (3220, 3854), (3290, 3772)]