202248020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{777877}}^1$

素因数の和:777899

約数の個数: 24

約数和(自身を含む): 457392264

約数和(自身を除く): 255144244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 777877, 1555754, 3111508, 3889385, 7778770, 10112401, 15557540, 20224802, 40449604, 50562005, 101124010, 202248020]

約数ペア:

[(1, 202248020), (2, 101124010), (4, 50562005), (5, 40449604), (10, 20224802), (13, 15557540), (20, 10112401), (26, 7778770), (52, 3889385), (65, 3111508), (130, 1555754), (260, 777877)]