11955920

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 27974400

約数和(自身を除く): 16018480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 751, 796, 995, 1502, 1592, 1990, 3004, 3184, 3755, 3980, 6008, 7510, 7960, 12016, 15020, 15920, 30040, 60080, 149449, 298898, 597796, 747245, 1195592, 1494490, 2391184, 2988980, 5977960, 11955920]

約数ペア:

[(1, 11955920), (2, 5977960), (4, 2988980), (5, 2391184), (8, 1494490), (10, 1195592), (16, 747245), (20, 597796), (40, 298898), (80, 149449), (199, 60080), (398, 30040), (751, 15920), (796, 15020), (995, 12016), (1502, 7960), (1592, 7510), (1990, 6008), (3004, 3980), (3184, 3755)]