20216356720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36100637}}^1$

素因数の和:36100657

約数の個数: 40

約数和(自身を含む): 53717749344

約数和(自身を除く): 33501392624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36100637, 72201274, 144402548, 180503185, 252704459, 288805096, 361006370, 505408918, 577610192, 722012740, 1010817836, 1263522295, 1444025480, 2021635672, 2527044590, 2888050960, 4043271344, 5054089180, 10108178360, 20216356720]

約数ペア:

[(1, 20216356720), (2, 10108178360), (4, 5054089180), (5, 4043271344), (7, 2888050960), (8, 2527044590), (10, 2021635672), (14, 1444025480), (16, 1263522295), (20, 1010817836), (28, 722012740), (35, 577610192), (40, 505408918), (56, 361006370), (70, 288805096), (80, 252704459), (112, 180503185), (140, 144402548), (280, 72201274), (560, 36100637)]