13906120

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1747}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 31464000

約数和(自身を除く): 17557880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1747, 1990, 3494, 3980, 6988, 7960, 8735, 13976, 17470, 34940, 69880, 347653, 695306, 1390612, 1738265, 2781224, 3476530, 6953060, 13906120]

約数ペア:

[(1, 13906120), (2, 6953060), (4, 3476530), (5, 2781224), (8, 1738265), (10, 1390612), (20, 695306), (40, 347653), (199, 69880), (398, 34940), (796, 17470), (995, 13976), (1592, 8735), (1747, 7960), (1990, 6988), (3494, 3980)]