2079278545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{420481}}^1$

素因数の和:420552

約数の個数: 16

約数和(自身を含む): 2664173952

約数和(自身を除く): 584895407

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 420481, 2102405, 9671063, 18080683, 48355315, 90403415, 415855709, 2079278545]

約数ペア:

[(1, 2079278545), (5, 415855709), (23, 90403415), (43, 48355315), (115, 18080683), (215, 9671063), (989, 2102405), (4945, 420481)]