11565880

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1453}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 26172000

約数和(自身を除く): 14606120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1453, 1592, 1990, 2906, 3980, 5812, 7265, 7960, 11624, 14530, 29060, 58120, 289147, 578294, 1156588, 1445735, 2313176, 2891470, 5782940, 11565880]

約数ペア:

[(1, 11565880), (2, 5782940), (4, 2891470), (5, 2313176), (8, 1445735), (10, 1156588), (20, 578294), (40, 289147), (199, 58120), (398, 29060), (796, 14530), (995, 11624), (1453, 7960), (1592, 7265), (1990, 5812), (2906, 3980)]