11860400

素因数分解:

$2^4\times 5^2\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:366

約数の個数: 60

約数和(自身を含む): 28830000

約数和(自身を除く): 16969600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 149, 199, 200, 298, 398, 400, 596, 745, 796, 995, 1192, 1490, 1592, 1990, 2384, 2980, 3184, 3725, 3980, 4975, 5960, 7450, 7960, 9950, 11920, 14900, 15920, 19900, 29651, 29800, 39800, 59302, 59600, 79600, 118604, 148255, 237208, 296510, 474416, 593020, 741275, 1186040, 1482550, 2372080, 2965100, 5930200, 11860400]

約数ペア:

[(1, 11860400), (2, 5930200), (4, 2965100), (5, 2372080), (8, 1482550), (10, 1186040), (16, 741275), (20, 593020), (25, 474416), (40, 296510), (50, 237208), (80, 148255), (100, 118604), (149, 79600), (199, 59600), (200, 59302), (298, 39800), (398, 29800), (400, 29651), (596, 19900), (745, 15920), (796, 14900), (995, 11920), (1192, 9950), (1490, 7960), (1592, 7450), (1990, 5960), (2384, 4975), (2980, 3980), (3184, 3725)]