17690680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 31661000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 41, 46, 56, 67, 70, 82, 92, 115, 134, 140, 161, 164, 184, 205, 230, 268, 280, 287, 322, 328, 335, 410, 460, 469, 536, 574, 644, 670, 805, 820, 920, 938, 943, 1148, 1288, 1340, 1435, 1541, 1610, 1640, 1876, 1886, 2296, 2345, 2680, 2747, 2870, 3082, 3220, 3752, 3772, 4690, 4715, 5494, 5740, 6164, 6440, 6601, 7544, 7705, 9380, 9430, 10787, 10988, 11480, 12328, 13202, 13735, 15410, 18760, 18860, 19229, 21574, 21976, 26404, 27470, 30820, 33005, 37720, 38458, 43148, 52808, 53935, 54940, 61640, 63181, 66010, 76916, 86296, 96145, 107870, 109880, 126362, 132020, 153832, 192290, 215740, 252724, 264040, 315905, 384580, 431480, 442267, 505448, 631810, 769160, 884534, 1263620, 1769068, 2211335, 2527240, 3538136, 4422670, 8845340, 17690680]

約数ペア:

[(1, 17690680), (2, 8845340), (4, 4422670), (5, 3538136), (7, 2527240), (8, 2211335), (10, 1769068), (14, 1263620), (20, 884534), (23, 769160), (28, 631810), (35, 505448), (40, 442267), (41, 431480), (46, 384580), (56, 315905), (67, 264040), (70, 252724), (82, 215740), (92, 192290), (115, 153832), (134, 132020), (140, 126362), (161, 109880), (164, 107870), (184, 96145), (205, 86296), (230, 76916), (268, 66010), (280, 63181), (287, 61640), (322, 54940), (328, 53935), (335, 52808), (410, 43148), (460, 38458), (469, 37720), (536, 33005), (574, 30820), (644, 27470), (670, 26404), (805, 21976), (820, 21574), (920, 19229), (938, 18860), (943, 18760), (1148, 15410), (1288, 13735), (1340, 13202), (1435, 12328), (1541, 11480), (1610, 10988), (1640, 10787), (1876, 9430), (1886, 9380), (2296, 7705), (2345, 7544), (2680, 6601), (2747, 6440), (2870, 6164), (3082, 5740), (3220, 5494), (3752, 4715), (3772, 4690)]