12228550

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1229}}^1$

素因数の和:1440

約数の個数: 24

約数和(自身を含む): 22878000

約数和(自身を除く): 10649450

約数列:

[1, 2, 5, 10, 25, 50, 199, 398, 995, 1229, 1990, 2458, 4975, 6145, 9950, 12290, 30725, 61450, 244571, 489142, 1222855, 2445710, 6114275, 12228550]

約数ペア:

[(1, 12228550), (2, 6114275), (5, 2445710), (10, 1222855), (25, 489142), (50, 244571), (199, 61450), (398, 30725), (995, 12290), (1229, 9950), (1990, 6145), (2458, 4975)]