2004373985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{370837}}^1$

素因数の和:370912

約数の個数: 16

約数和(自身を含む): 2563232256

約数和(自身を除く): 558858271

約数列:

[1, 5, 23, 47, 115, 235, 1081, 5405, 370837, 1854185, 8529251, 17429339, 42646255, 87146695, 400874797, 2004373985]

約数ペア:

[(1, 2004373985), (5, 400874797), (23, 87146695), (47, 42646255), (115, 17429339), (235, 8529251), (1081, 1854185), (5405, 370837)]