2560635

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 5541120

約数和(自身を除く): 2980485

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 739, 1155, 2217, 3465, 3695, 5173, 6651, 8129, 11085, 15519, 24387, 25865, 33255, 40645, 46557, 56903, 73161, 77595, 121935, 170709, 232785, 284515, 365805, 512127, 853545, 2560635]

約数ペア:

[(1, 2560635), (3, 853545), (5, 512127), (7, 365805), (9, 284515), (11, 232785), (15, 170709), (21, 121935), (33, 77595), (35, 73161), (45, 56903), (55, 46557), (63, 40645), (77, 33255), (99, 25865), (105, 24387), (165, 15519), (231, 11085), (315, 8129), (385, 6651), (495, 5173), (693, 3695), (739, 3465), (1155, 2217)]