809930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 1641600

約数和(自身を除く): 831670

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 199, 370, 398, 407, 814, 995, 1990, 2035, 2189, 4070, 4378, 7363, 10945, 14726, 21890, 36815, 73630, 80993, 161986, 404965, 809930]

約数ペア:

[(1, 809930), (2, 404965), (5, 161986), (10, 80993), (11, 73630), (22, 36815), (37, 21890), (55, 14726), (74, 10945), (110, 7363), (185, 4378), (199, 4070), (370, 2189), (398, 2035), (407, 1990), (814, 995)]