2189702005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1\times {\mathrm{15569}}^1$

素因数の和:16820

約数の個数: 16

約数和(自身を含む): 2744305920

約数和(自身を除く): 554603915

約数列:

[1, 5, 23, 115, 1223, 6115, 15569, 28129, 77845, 140645, 358087, 1790435, 19040887, 95204435, 437940401, 2189702005]

約数ペア:

[(1, 2189702005), (5, 437940401), (23, 95204435), (115, 19040887), (1223, 1790435), (6115, 358087), (15569, 140645), (28129, 77845)]