285059120

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{28057}}^1$

素因数の和:28197

約数の個数: 40

約数和(自身を含む): 668004864

約数和(自身を除く): 382945744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 28057, 56114, 112228, 140285, 224456, 280570, 448912, 561140, 1122280, 2244560, 3563239, 7126478, 14252956, 17816195, 28505912, 35632390, 57011824, 71264780, 142529560, 285059120]

約数ペア:

[(1, 285059120), (2, 142529560), (4, 71264780), (5, 57011824), (8, 35632390), (10, 28505912), (16, 17816195), (20, 14252956), (40, 7126478), (80, 3563239), (127, 2244560), (254, 1122280), (508, 561140), (635, 448912), (1016, 280570), (1270, 224456), (2032, 140285), (2540, 112228), (5080, 56114), (10160, 28057)]