16609280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{811}}^1$

素因数の和:840

約数の個数: 52

約数和(自身を含む): 39906552

約数和(自身を除く): 23297272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 811, 1024, 1280, 1622, 2048, 2560, 3244, 4055, 4096, 5120, 6488, 8110, 10240, 12976, 16220, 20480, 25952, 32440, 51904, 64880, 103808, 129760, 207616, 259520, 415232, 519040, 830464, 1038080, 1660928, 2076160, 3321856, 4152320, 8304640, 16609280]

約数ペア:

[(1, 16609280), (2, 8304640), (4, 4152320), (5, 3321856), (8, 2076160), (10, 1660928), (16, 1038080), (20, 830464), (32, 519040), (40, 415232), (64, 259520), (80, 207616), (128, 129760), (160, 103808), (256, 64880), (320, 51904), (512, 32440), (640, 25952), (811, 20480), (1024, 16220), (1280, 12976), (1622, 10240), (2048, 8110), (2560, 6488), (3244, 5120), (4055, 4096)]