16729240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 41484960

約数和(自身を除く): 24755720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 197, 220, 386, 394, 440, 772, 788, 965, 985, 1544, 1576, 1930, 1970, 2123, 2167, 3860, 3940, 4246, 4334, 7720, 7880, 8492, 8668, 10615, 10835, 16984, 17336, 21230, 21670, 38021, 42460, 43340, 76042, 84920, 86680, 152084, 190105, 304168, 380210, 418231, 760420, 836462, 1520840, 1672924, 2091155, 3345848, 4182310, 8364620, 16729240]

約数ペア:

[(1, 16729240), (2, 8364620), (4, 4182310), (5, 3345848), (8, 2091155), (10, 1672924), (11, 1520840), (20, 836462), (22, 760420), (40, 418231), (44, 380210), (55, 304168), (88, 190105), (110, 152084), (193, 86680), (197, 84920), (220, 76042), (386, 43340), (394, 42460), (440, 38021), (772, 21670), (788, 21230), (965, 17336), (985, 16984), (1544, 10835), (1576, 10615), (1930, 8668), (1970, 8492), (2123, 7880), (2167, 7720), (3860, 4334), (3940, 4246)]