1265385984

素因数分解:

$2^9\times 3^1\times {\mathrm{823819}}^1$

素因数の和:823840

約数の個数: 40

約数和(自身を含む): 3371071440

約数和(自身を除く): 2105685456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 823819, 1647638, 2471457, 3295276, 4942914, 6590552, 9885828, 13181104, 19771656, 26362208, 39543312, 52724416, 79086624, 105448832, 158173248, 210897664, 316346496, 421795328, 632692992, 1265385984]

約数ペア:

[(1, 1265385984), (2, 632692992), (3, 421795328), (4, 316346496), (6, 210897664), (8, 158173248), (12, 105448832), (16, 79086624), (24, 52724416), (32, 39543312), (48, 26362208), (64, 19771656), (96, 13181104), (128, 9885828), (192, 6590552), (256, 4942914), (384, 3295276), (512, 2471457), (768, 1647638), (1536, 823819)]