15511887280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{38803}}^1$

素因数の和:39098

約数の個数: 80

約数和(自身を含む): 38108632320

約数和(自身を除く): 22596745040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 263, 304, 380, 526, 760, 1052, 1315, 1520, 2104, 2630, 4208, 4997, 5260, 9994, 10520, 19988, 21040, 24985, 38803, 39976, 49970, 77606, 79952, 99940, 155212, 194015, 199880, 310424, 388030, 399760, 620848, 737257, 776060, 1474514, 1552120, 2949028, 3104240, 3686285, 5898056, 7372570, 10205189, 11796112, 14745140, 20410378, 29490280, 40820756, 51025945, 58980560, 81641512, 102051890, 163283024, 193898591, 204103780, 387797182, 408207560, 775594364, 816415120, 969492955, 1551188728, 1938985910, 3102377456, 3877971820, 7755943640, 15511887280]

約数ペア:

[(1, 15511887280), (2, 7755943640), (4, 3877971820), (5, 3102377456), (8, 1938985910), (10, 1551188728), (16, 969492955), (19, 816415120), (20, 775594364), (38, 408207560), (40, 387797182), (76, 204103780), (80, 193898591), (95, 163283024), (152, 102051890), (190, 81641512), (263, 58980560), (304, 51025945), (380, 40820756), (526, 29490280), (760, 20410378), (1052, 14745140), (1315, 11796112), (1520, 10205189), (2104, 7372570), (2630, 5898056), (4208, 3686285), (4997, 3104240), (5260, 2949028), (9994, 1552120), (10520, 1474514), (19988, 776060), (21040, 737257), (24985, 620848), (38803, 399760), (39976, 388030), (49970, 310424), (77606, 199880), (79952, 194015), (99940, 155212)]