10806640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10391}}^1$

素因数の和:10417

約数の個数: 40

約数和(自身を含む): 27060768

約数和(自身を除く): 16254128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 10391, 20782, 41564, 51955, 83128, 103910, 135083, 166256, 207820, 270166, 415640, 540332, 675415, 831280, 1080664, 1350830, 2161328, 2701660, 5403320, 10806640]

約数ペア:

[(1, 10806640), (2, 5403320), (4, 2701660), (5, 2161328), (8, 1350830), (10, 1080664), (13, 831280), (16, 675415), (20, 540332), (26, 415640), (40, 270166), (52, 207820), (65, 166256), (80, 135083), (104, 103910), (130, 83128), (208, 51955), (260, 41564), (520, 20782), (1040, 10391)]