82684720

素因数分解:

$2^4\times 5^1\times {\mathrm{1033559}}^1$

素因数の和:1033572

約数の個数: 20

約数和(自身を含む): 192242160

約数和(自身を除く): 109557440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1033559, 2067118, 4134236, 5167795, 8268472, 10335590, 16536944, 20671180, 41342360, 82684720]

約数ペア:

[(1, 82684720), (2, 41342360), (4, 20671180), (5, 16536944), (8, 10335590), (10, 8268472), (16, 5167795), (20, 4134236), (40, 2067118), (80, 1033559)]