39849040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6469}}^1$

素因数の和:6500

約数の個数: 80

約数和(自身を含む): 115528320

約数和(自身を除く): 75679280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 6469, 12938, 25876, 32345, 45283, 51752, 64690, 71159, 90566, 103504, 129380, 142318, 181132, 226415, 258760, 284636, 355795, 362264, 452830, 498113, 517520, 569272, 711590, 724528, 905660, 996226, 1138544, 1423180, 1811320, 1992452, 2490565, 2846360, 3622640, 3984904, 4981130, 5692720, 7969808, 9962260, 19924520, 39849040]

約数ペア:

[(1, 39849040), (2, 19924520), (4, 9962260), (5, 7969808), (7, 5692720), (8, 4981130), (10, 3984904), (11, 3622640), (14, 2846360), (16, 2490565), (20, 1992452), (22, 1811320), (28, 1423180), (35, 1138544), (40, 996226), (44, 905660), (55, 724528), (56, 711590), (70, 569272), (77, 517520), (80, 498113), (88, 452830), (110, 362264), (112, 355795), (140, 284636), (154, 258760), (176, 226415), (220, 181132), (280, 142318), (308, 129380), (385, 103504), (440, 90566), (560, 71159), (616, 64690), (770, 51752), (880, 45283), (1232, 32345), (1540, 25876), (3080, 12938), (6160, 6469)]