28592320

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:665

約数の個数: 56

約数和(自身を含む): 68580000

約数和(自身を除く): 39987680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 449, 796, 898, 995, 1592, 1796, 1990, 2245, 3184, 3592, 3980, 4490, 6368, 7184, 7960, 8980, 12736, 14368, 15920, 17960, 28736, 31840, 35920, 63680, 71840, 89351, 143680, 178702, 357404, 446755, 714808, 893510, 1429616, 1787020, 2859232, 3574040, 5718464, 7148080, 14296160, 28592320]

約数ペア:

[(1, 28592320), (2, 14296160), (4, 7148080), (5, 5718464), (8, 3574040), (10, 2859232), (16, 1787020), (20, 1429616), (32, 893510), (40, 714808), (64, 446755), (80, 357404), (160, 178702), (199, 143680), (320, 89351), (398, 71840), (449, 63680), (796, 35920), (898, 31840), (995, 28736), (1592, 17960), (1796, 15920), (1990, 14368), (2245, 12736), (3184, 8980), (3592, 7960), (3980, 7184), (4490, 6368)]