16007560

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2011}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 36216000

約数和(自身を除く): 20208440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 2011, 3980, 4022, 7960, 8044, 10055, 16088, 20110, 40220, 80440, 400189, 800378, 1600756, 2000945, 3201512, 4001890, 8003780, 16007560]

約数ペア:

[(1, 16007560), (2, 8003780), (4, 4001890), (5, 3201512), (8, 2000945), (10, 1600756), (20, 800378), (40, 400189), (199, 80440), (398, 40220), (796, 20110), (995, 16088), (1592, 10055), (1990, 8044), (2011, 7960), (3980, 4022)]