9720065.00000000

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{9883}}^1$

素因数の和:9960

約数の個数: 16

約数和(自身を含む): 49815360

約数和(自身を除く): 11914055

約数列:

[1, 5, 13, 59, 65, 295, 767, 3835, 9883, 49415, 128479, 583097, 642395, 2915485, 7580261, 37901305]

約数ペア:

[(1, 37901305), (5, 7580261), (13, 2915485), (59, 642395), (65, 583097), (295, 128479), (767, 49415), (3835, 9883)]