1420282225

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{800159}}^1$

素因数の和:800240

約数の個数: 12

約数和(自身を含む): 1785957120

約数和(自身を除く): 365674895

約数列:

[1, 5, 25, 71, 355, 1775, 800159, 4000795, 20003975, 56811289, 284056445, 1420282225]

約数ペア:

[(1, 1420282225), (5, 284056445), (25, 56811289), (71, 20003975), (355, 4000795), (1775, 800159)]