2080404005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{121271}}^1$

素因数の和:121396

約数の個数: 16

約数和(自身を含む): 2584548864

約数和(自身を除く): 504144859

約数列:

[1, 5, 47, 73, 235, 365, 3431, 17155, 121271, 606355, 5699737, 8852783, 28498685, 44263915, 416080801, 2080404005]

約数ペア:

[(1, 2080404005), (5, 416080801), (47, 44263915), (73, 28498685), (235, 8852783), (365, 5699737), (3431, 606355), (17155, 121271)]