2588740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 6947136

約数和(自身を除く): 4358396

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 55, 70, 77, 82, 110, 140, 154, 164, 205, 220, 287, 308, 385, 410, 451, 574, 770, 820, 902, 1148, 1435, 1540, 1681, 1804, 2255, 2870, 3157, 3362, 4510, 5740, 6314, 6724, 8405, 9020, 11767, 12628, 15785, 16810, 18491, 23534, 31570, 33620, 36982, 47068, 58835, 63140, 73964, 92455, 117670, 129437, 184910, 235340, 258874, 369820, 517748, 647185, 1294370, 2588740]

約数ペア:

[(1, 2588740), (2, 1294370), (4, 647185), (5, 517748), (7, 369820), (10, 258874), (11, 235340), (14, 184910), (20, 129437), (22, 117670), (28, 92455), (35, 73964), (41, 63140), (44, 58835), (55, 47068), (70, 36982), (77, 33620), (82, 31570), (110, 23534), (140, 18491), (154, 16810), (164, 15785), (205, 12628), (220, 11767), (287, 9020), (308, 8405), (385, 6724), (410, 6314), (451, 5740), (574, 4510), (770, 3362), (820, 3157), (902, 2870), (1148, 2255), (1435, 1804), (1540, 1681)]