27398320

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1721}}^1$

素因数の和:1933

約数の個数: 40

約数和(自身を含む): 64058400

約数和(自身を除く): 36660080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1721, 1990, 3184, 3442, 3980, 6884, 7960, 8605, 13768, 15920, 17210, 27536, 34420, 68840, 137680, 342479, 684958, 1369916, 1712395, 2739832, 3424790, 5479664, 6849580, 13699160, 27398320]

約数ペア:

[(1, 27398320), (2, 13699160), (4, 6849580), (5, 5479664), (8, 3424790), (10, 2739832), (16, 1712395), (20, 1369916), (40, 684958), (80, 342479), (199, 137680), (398, 68840), (796, 34420), (995, 27536), (1592, 17210), (1721, 15920), (1990, 13768), (3184, 8605), (3442, 7960), (3980, 6884)]