11983780

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3011}}^1$

素因数の和:3219

約数の個数: 24

約数和(自身を含む): 25300800

約数和(自身を除く): 13317020

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3011, 3980, 6022, 12044, 15055, 30110, 60220, 599189, 1198378, 2396756, 2995945, 5991890, 11983780]

約数ペア:

[(1, 11983780), (2, 5991890), (4, 2995945), (5, 2396756), (10, 1198378), (20, 599189), (199, 60220), (398, 30110), (796, 15055), (995, 12044), (1990, 6022), (3011, 3980)]