18804524320

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1\times {\mathrm{296041}}^1$

素因数の和:296453

約数の個数: 48

約数和(自身を含む): 44537742648

約数和(自身を除く): 25733218328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 12704, 15880, 31760, 63520, 296041, 592082, 1184164, 1480205, 2368328, 2960410, 4736656, 5920820, 9473312, 11841640, 23683280, 47366560, 117528277, 235056554, 470113108, 587641385, 940226216, 1175282770, 1880452432, 2350565540, 3760904864, 4701131080, 9402262160, 18804524320]

約数ペア:

[(1, 18804524320), (2, 9402262160), (4, 4701131080), (5, 3760904864), (8, 2350565540), (10, 1880452432), (16, 1175282770), (20, 940226216), (32, 587641385), (40, 470113108), (80, 235056554), (160, 117528277), (397, 47366560), (794, 23683280), (1588, 11841640), (1985, 9473312), (3176, 5920820), (3970, 4736656), (6352, 2960410), (7940, 2368328), (12704, 1480205), (15880, 1184164), (31760, 592082), (63520, 296041)]