1899576320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{577}}^1\times {\mathrm{643}}^1$

素因数の和:1245

約数の個数: 88

約数和(自身を含む): 4571753424

約数和(自身を除く): 2672177104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 577, 640, 643, 1024, 1154, 1280, 1286, 2308, 2560, 2572, 2885, 3215, 4616, 5120, 5144, 5770, 6430, 9232, 10288, 11540, 12860, 18464, 20576, 23080, 25720, 36928, 41152, 46160, 51440, 73856, 82304, 92320, 102880, 147712, 164608, 184640, 205760, 295424, 329216, 369280, 371011, 411520, 590848, 658432, 738560, 742022, 823040, 1477120, 1484044, 1646080, 1855055, 2954240, 2968088, 3292160, 3710110, 5936176, 7420220, 11872352, 14840440, 23744704, 29680880, 47489408, 59361760, 94978816, 118723520, 189957632, 237447040, 379915264, 474894080, 949788160, 1899576320]

約数ペア:

[(1, 1899576320), (2, 949788160), (4, 474894080), (5, 379915264), (8, 237447040), (10, 189957632), (16, 118723520), (20, 94978816), (32, 59361760), (40, 47489408), (64, 29680880), (80, 23744704), (128, 14840440), (160, 11872352), (256, 7420220), (320, 5936176), (512, 3710110), (577, 3292160), (640, 2968088), (643, 2954240), (1024, 1855055), (1154, 1646080), (1280, 1484044), (1286, 1477120), (2308, 823040), (2560, 742022), (2572, 738560), (2885, 658432), (3215, 590848), (4616, 411520), (5120, 371011), (5144, 369280), (5770, 329216), (6430, 295424), (9232, 205760), (10288, 184640), (11540, 164608), (12860, 147712), (18464, 102880), (20576, 92320), (23080, 82304), (25720, 73856), (36928, 51440), (41152, 46160)]