115186520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20717}}^1$

素因数の和:20867

約数の個数: 32

約数和(自身を含む): 261046800

約数和(自身を除く): 145860280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 20717, 41434, 82868, 103585, 165736, 207170, 414340, 828680, 2879663, 5759326, 11518652, 14398315, 23037304, 28796630, 57593260, 115186520]

約数ペア:

[(1, 115186520), (2, 57593260), (4, 28796630), (5, 23037304), (8, 14398315), (10, 11518652), (20, 5759326), (40, 2879663), (139, 828680), (278, 414340), (556, 207170), (695, 165736), (1112, 103585), (1390, 82868), (2780, 41434), (5560, 20717)]