420089078

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{1009}}^1\times {\mathrm{2339}}^1$

素因数の和:3439

約数の個数: 16

約数和(自身を含む): 638118000

約数和(自身を除く): 218028922

約数列:

[1, 2, 89, 178, 1009, 2018, 2339, 4678, 89801, 179602, 208171, 416342, 2360051, 4720102, 210044539, 420089078]

約数ペア:

[(1, 420089078), (2, 210044539), (89, 4720102), (178, 2360051), (1009, 416342), (2018, 208171), (2339, 179602), (4678, 89801)]