20101873220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7028627}}^1$

素因数の和:7028660

約数の個数: 48

約数和(自身を含む): 49593999168

約数和(自身を除く): 29492125948

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 7028627, 14057254, 28114508, 35143135, 70286270, 77314897, 91372151, 140572540, 154629794, 182744302, 309259588, 365488604, 386574485, 456860755, 773148970, 913721510, 1005093661, 1546297940, 1827443020, 2010187322, 4020374644, 5025468305, 10050936610, 20101873220]

約数ペア:

[(1, 20101873220), (2, 10050936610), (4, 5025468305), (5, 4020374644), (10, 2010187322), (11, 1827443020), (13, 1546297940), (20, 1005093661), (22, 913721510), (26, 773148970), (44, 456860755), (52, 386574485), (55, 365488604), (65, 309259588), (110, 182744302), (130, 154629794), (143, 140572540), (220, 91372151), (260, 77314897), (286, 70286270), (572, 35143135), (715, 28114508), (1430, 14057254), (2860, 7028627)]