2755760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:83

約数の個数: 120

約数和(自身を含む): 8057520

約数和(自身を除く): 5301760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 49, 56, 70, 74, 76, 80, 95, 98, 112, 133, 140, 148, 152, 185, 190, 196, 245, 259, 266, 280, 296, 304, 370, 380, 392, 490, 518, 532, 560, 592, 665, 703, 740, 760, 784, 931, 980, 1036, 1064, 1295, 1330, 1406, 1480, 1520, 1813, 1862, 1960, 2072, 2128, 2590, 2660, 2812, 2960, 3515, 3626, 3724, 3920, 4144, 4655, 4921, 5180, 5320, 5624, 7030, 7252, 7448, 9065, 9310, 9842, 10360, 10640, 11248, 14060, 14504, 14896, 18130, 18620, 19684, 20720, 24605, 28120, 29008, 34447, 36260, 37240, 39368, 49210, 56240, 68894, 72520, 74480, 78736, 98420, 137788, 145040, 172235, 196840, 275576, 344470, 393680, 551152, 688940, 1377880, 2755760]

約数ペア:

[(1, 2755760), (2, 1377880), (4, 688940), (5, 551152), (7, 393680), (8, 344470), (10, 275576), (14, 196840), (16, 172235), (19, 145040), (20, 137788), (28, 98420), (35, 78736), (37, 74480), (38, 72520), (40, 68894), (49, 56240), (56, 49210), (70, 39368), (74, 37240), (76, 36260), (80, 34447), (95, 29008), (98, 28120), (112, 24605), (133, 20720), (140, 19684), (148, 18620), (152, 18130), (185, 14896), (190, 14504), (196, 14060), (245, 11248), (259, 10640), (266, 10360), (280, 9842), (296, 9310), (304, 9065), (370, 7448), (380, 7252), (392, 7030), (490, 5624), (518, 5320), (532, 5180), (560, 4921), (592, 4655), (665, 4144), (703, 3920), (740, 3724), (760, 3626), (784, 3515), (931, 2960), (980, 2812), (1036, 2660), (1064, 2590), (1295, 2128), (1330, 2072), (1406, 1960), (1480, 1862), (1520, 1813)]