12145840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 120

約数和(自身を含む): 34560288

約数和(自身を除く): 22414448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 41, 46, 56, 70, 80, 82, 92, 112, 115, 140, 161, 164, 184, 205, 230, 280, 287, 322, 328, 368, 410, 460, 529, 560, 574, 644, 656, 805, 820, 920, 943, 1058, 1148, 1288, 1435, 1610, 1640, 1840, 1886, 2116, 2296, 2576, 2645, 2870, 3220, 3280, 3703, 3772, 4232, 4592, 4715, 5290, 5740, 6440, 6601, 7406, 7544, 8464, 9430, 10580, 11480, 12880, 13202, 14812, 15088, 18515, 18860, 21160, 21689, 22960, 26404, 29624, 33005, 37030, 37720, 42320, 43378, 52808, 59248, 66010, 74060, 75440, 86756, 105616, 108445, 132020, 148120, 151823, 173512, 216890, 264040, 296240, 303646, 347024, 433780, 528080, 607292, 759115, 867560, 1214584, 1518230, 1735120, 2429168, 3036460, 6072920, 12145840]

約数ペア:

[(1, 12145840), (2, 6072920), (4, 3036460), (5, 2429168), (7, 1735120), (8, 1518230), (10, 1214584), (14, 867560), (16, 759115), (20, 607292), (23, 528080), (28, 433780), (35, 347024), (40, 303646), (41, 296240), (46, 264040), (56, 216890), (70, 173512), (80, 151823), (82, 148120), (92, 132020), (112, 108445), (115, 105616), (140, 86756), (161, 75440), (164, 74060), (184, 66010), (205, 59248), (230, 52808), (280, 43378), (287, 42320), (322, 37720), (328, 37030), (368, 33005), (410, 29624), (460, 26404), (529, 22960), (560, 21689), (574, 21160), (644, 18860), (656, 18515), (805, 15088), (820, 14812), (920, 13202), (943, 12880), (1058, 11480), (1148, 10580), (1288, 9430), (1435, 8464), (1610, 7544), (1640, 7406), (1840, 6601), (1886, 6440), (2116, 5740), (2296, 5290), (2576, 4715), (2645, 4592), (2870, 4232), (3220, 3772), (3280, 3703)]