20084330455

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{433}}^1\times {\mathrm{2281}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 28451866464

約数和(自身を除く): 8367536009

約数列:

[1, 5, 7, 35, 49, 83, 245, 415, 433, 581, 2165, 2281, 2905, 3031, 4067, 11405, 15155, 15967, 20335, 21217, 35939, 79835, 106085, 111769, 179695, 189323, 251573, 558845, 946615, 987673, 1257865, 1325261, 1761011, 4938365, 6626305, 6913711, 8805055, 9276827, 34568555, 46384135, 48395977, 81976859, 241979885, 409884295, 573838013, 2869190065, 4016866091, 20084330455]

約数ペア:

[(1, 20084330455), (5, 4016866091), (7, 2869190065), (35, 573838013), (49, 409884295), (83, 241979885), (245, 81976859), (415, 48395977), (433, 46384135), (581, 34568555), (2165, 9276827), (2281, 8805055), (2905, 6913711), (3031, 6626305), (4067, 4938365), (11405, 1761011), (15155, 1325261), (15967, 1257865), (20335, 987673), (21217, 946615), (35939, 558845), (79835, 251573), (106085, 189323), (111769, 179695)]