9011180

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1291}}^1$

素因数の和:1649

約数の個数: 24

約数和(自身を含む): 18992400

約数和(自身を除く): 9981220

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1291, 1396, 1745, 2582, 3490, 5164, 6455, 6980, 12910, 25820, 450559, 901118, 1802236, 2252795, 4505590, 9011180]

約数ペア:

[(1, 9011180), (2, 4505590), (4, 2252795), (5, 1802236), (10, 901118), (20, 450559), (349, 25820), (698, 12910), (1291, 6980), (1396, 6455), (1745, 5164), (2582, 3490)]