17249320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 42768000

約数和(自身を除く): 25518680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 199, 220, 394, 398, 440, 788, 796, 985, 995, 1576, 1592, 1970, 1990, 2167, 2189, 3940, 3980, 4334, 4378, 7880, 7960, 8668, 8756, 10835, 10945, 17336, 17512, 21670, 21890, 39203, 43340, 43780, 78406, 86680, 87560, 156812, 196015, 313624, 392030, 431233, 784060, 862466, 1568120, 1724932, 2156165, 3449864, 4312330, 8624660, 17249320]

約数ペア:

[(1, 17249320), (2, 8624660), (4, 4312330), (5, 3449864), (8, 2156165), (10, 1724932), (11, 1568120), (20, 862466), (22, 784060), (40, 431233), (44, 392030), (55, 313624), (88, 196015), (110, 156812), (197, 87560), (199, 86680), (220, 78406), (394, 43780), (398, 43340), (440, 39203), (788, 21890), (796, 21670), (985, 17512), (995, 17336), (1576, 10945), (1592, 10835), (1970, 8756), (1990, 8668), (2167, 7960), (2189, 7880), (3940, 4378), (3980, 4334)]