51704620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1193}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 119151648

約数和(自身を除く): 67447028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1193, 1970, 2167, 2386, 3940, 4334, 4772, 5965, 8668, 10835, 11930, 13123, 21670, 23860, 26246, 43340, 52492, 65615, 131230, 235021, 262460, 470042, 940084, 1175105, 2350210, 2585231, 4700420, 5170462, 10340924, 12926155, 25852310, 51704620]

約数ペア:

[(1, 51704620), (2, 25852310), (4, 12926155), (5, 10340924), (10, 5170462), (11, 4700420), (20, 2585231), (22, 2350210), (44, 1175105), (55, 940084), (110, 470042), (197, 262460), (220, 235021), (394, 131230), (788, 65615), (985, 52492), (1193, 43340), (1970, 26246), (2167, 23860), (2386, 21670), (3940, 13123), (4334, 11930), (4772, 10835), (5965, 8668)]