23720800

素因数分解:

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

素因数の和:368

約数の個数: 72

約数和(自身を含む): 58590000

約数和(自身を除く): 34869200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 149, 160, 199, 200, 298, 398, 400, 596, 745, 796, 800, 995, 1192, 1490, 1592, 1990, 2384, 2980, 3184, 3725, 3980, 4768, 4975, 5960, 6368, 7450, 7960, 9950, 11920, 14900, 15920, 19900, 23840, 29651, 29800, 31840, 39800, 59302, 59600, 79600, 118604, 119200, 148255, 159200, 237208, 296510, 474416, 593020, 741275, 948832, 1186040, 1482550, 2372080, 2965100, 4744160, 5930200, 11860400, 23720800]

約数ペア:

[(1, 23720800), (2, 11860400), (4, 5930200), (5, 4744160), (8, 2965100), (10, 2372080), (16, 1482550), (20, 1186040), (25, 948832), (32, 741275), (40, 593020), (50, 474416), (80, 296510), (100, 237208), (149, 159200), (160, 148255), (199, 119200), (200, 118604), (298, 79600), (398, 59600), (400, 59302), (596, 39800), (745, 31840), (796, 29800), (800, 29651), (995, 23840), (1192, 19900), (1490, 15920), (1592, 14900), (1990, 11920), (2384, 9950), (2980, 7960), (3184, 7450), (3725, 6368), (3980, 5960), (4768, 4975)]