20806301660

素因数分解:

$2^2\times 5^1\times {\mathrm{22369}}^1\times {\mathrm{46507}}^1$

素因数の和:68885

約数の個数: 24

約数和(自身を含む): 43696126320

約数和(自身を除く): 22889824660

約数列:

[1, 2, 4, 5, 10, 20, 22369, 44738, 46507, 89476, 93014, 111845, 186028, 223690, 232535, 447380, 465070, 930140, 1040315083, 2080630166, 4161260332, 5201575415, 10403150830, 20806301660]

約数ペア:

[(1, 20806301660), (2, 10403150830), (4, 5201575415), (5, 4161260332), (10, 2080630166), (20, 1040315083), (22369, 930140), (44738, 465070), (46507, 447380), (89476, 232535), (93014, 223690), (111845, 186028)]