43253320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 106920000

約数和(自身を除く): 63666680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 220, 394, 440, 499, 788, 985, 998, 1576, 1970, 1996, 2167, 2495, 3940, 3992, 4334, 4990, 5489, 7880, 8668, 9980, 10835, 10978, 17336, 19960, 21670, 21956, 27445, 43340, 43912, 54890, 86680, 98303, 109780, 196606, 219560, 393212, 491515, 786424, 983030, 1081333, 1966060, 2162666, 3932120, 4325332, 5406665, 8650664, 10813330, 21626660, 43253320]

約数ペア:

[(1, 43253320), (2, 21626660), (4, 10813330), (5, 8650664), (8, 5406665), (10, 4325332), (11, 3932120), (20, 2162666), (22, 1966060), (40, 1081333), (44, 983030), (55, 786424), (88, 491515), (110, 393212), (197, 219560), (220, 196606), (394, 109780), (440, 98303), (499, 86680), (788, 54890), (985, 43912), (998, 43340), (1576, 27445), (1970, 21956), (1996, 21670), (2167, 19960), (2495, 17336), (3940, 10978), (3992, 10835), (4334, 9980), (4990, 8668), (5489, 7880)]