20121247940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59180141}}^1$

素因数の和:59180167

約数の個数: 24

約数和(自身を含む): 44740187352

約数和(自身を除く): 24618939412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59180141, 118360282, 236720564, 295900705, 591801410, 1006062397, 1183602820, 2012124794, 4024249588, 5030311985, 10060623970, 20121247940]

約数ペア:

[(1, 20121247940), (2, 10060623970), (4, 5030311985), (5, 4024249588), (10, 2012124794), (17, 1183602820), (20, 1006062397), (34, 591801410), (68, 295900705), (85, 236720564), (170, 118360282), (340, 59180141)]