4001660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15391}}^1$

素因数の和:15413

約数の個数: 24

約数和(自身を含む): 9050496

約数和(自身を除く): 5048836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15391, 30782, 61564, 76955, 153910, 200083, 307820, 400166, 800332, 1000415, 2000830, 4001660]

約数ペア:

[(1, 4001660), (2, 2000830), (4, 1000415), (5, 800332), (10, 400166), (13, 307820), (20, 200083), (26, 153910), (52, 76955), (65, 61564), (130, 30782), (260, 15391)]