220715840

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5431}}^1$

素因数の和:5575

約数の個数: 56

約数和(自身を含む): 529815552

約数和(自身を除く): 309099712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 5431, 8128, 10160, 10862, 20320, 21724, 27155, 40640, 43448, 54310, 86896, 108620, 173792, 217240, 347584, 434480, 689737, 868960, 1379474, 1737920, 2758948, 3448685, 5517896, 6897370, 11035792, 13794740, 22071584, 27589480, 44143168, 55178960, 110357920, 220715840]

約数ペア:

[(1, 220715840), (2, 110357920), (4, 55178960), (5, 44143168), (8, 27589480), (10, 22071584), (16, 13794740), (20, 11035792), (32, 6897370), (40, 5517896), (64, 3448685), (80, 2758948), (127, 1737920), (160, 1379474), (254, 868960), (320, 689737), (508, 434480), (635, 347584), (1016, 217240), (1270, 173792), (2032, 108620), (2540, 86896), (4064, 54310), (5080, 43448), (5431, 40640), (8128, 27155), (10160, 21724), (10862, 20320)]