7720960

素因数分解:

$2^{12}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 104

約数和(自身を含む): 20641320

約数和(自身を除く): 12920360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 256, 260, 290, 320, 377, 416, 464, 512, 520, 580, 640, 754, 832, 928, 1024, 1040, 1160, 1280, 1508, 1664, 1856, 1885, 2048, 2080, 2320, 2560, 3016, 3328, 3712, 3770, 4096, 4160, 4640, 5120, 6032, 6656, 7424, 7540, 8320, 9280, 10240, 12064, 13312, 14848, 15080, 16640, 18560, 20480, 24128, 26624, 29696, 30160, 33280, 37120, 48256, 53248, 59392, 60320, 66560, 74240, 96512, 118784, 120640, 133120, 148480, 193024, 241280, 266240, 296960, 386048, 482560, 593920, 772096, 965120, 1544192, 1930240, 3860480, 7720960]

約数ペア:

[(1, 7720960), (2, 3860480), (4, 1930240), (5, 1544192), (8, 965120), (10, 772096), (13, 593920), (16, 482560), (20, 386048), (26, 296960), (29, 266240), (32, 241280), (40, 193024), (52, 148480), (58, 133120), (64, 120640), (65, 118784), (80, 96512), (104, 74240), (116, 66560), (128, 60320), (130, 59392), (145, 53248), (160, 48256), (208, 37120), (232, 33280), (256, 30160), (260, 29696), (290, 26624), (320, 24128), (377, 20480), (416, 18560), (464, 16640), (512, 15080), (520, 14848), (580, 13312), (640, 12064), (754, 10240), (832, 9280), (928, 8320), (1024, 7540), (1040, 7424), (1160, 6656), (1280, 6032), (1508, 5120), (1664, 4640), (1856, 4160), (1885, 4096), (2048, 3770), (2080, 3712), (2320, 3328), (2560, 3016)]