1386823040

素因数分解:

$2^7\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10889}}^1$

素因数の和:11107

約数の個数: 64

約数和(自身を含む): 3332340000

約数和(自身を除く): 1945516960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 320, 398, 640, 796, 995, 1592, 1990, 3184, 3980, 6368, 7960, 10889, 12736, 15920, 21778, 25472, 31840, 43556, 54445, 63680, 87112, 108890, 127360, 174224, 217780, 348448, 435560, 696896, 871120, 1393792, 1742240, 2166911, 3484480, 4333822, 6968960, 8667644, 10834555, 17335288, 21669110, 34670576, 43338220, 69341152, 86676440, 138682304, 173352880, 277364608, 346705760, 693411520, 1386823040]

約数ペア:

[(1, 1386823040), (2, 693411520), (4, 346705760), (5, 277364608), (8, 173352880), (10, 138682304), (16, 86676440), (20, 69341152), (32, 43338220), (40, 34670576), (64, 21669110), (80, 17335288), (128, 10834555), (160, 8667644), (199, 6968960), (320, 4333822), (398, 3484480), (640, 2166911), (796, 1742240), (995, 1393792), (1592, 871120), (1990, 696896), (3184, 435560), (3980, 348448), (6368, 217780), (7960, 174224), (10889, 127360), (12736, 108890), (15920, 87112), (21778, 63680), (25472, 54445), (31840, 43556)]