2077887940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1\times {\mathrm{2161}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 4410895104

約数和(自身を除く): 2333007164

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 367, 524, 655, 734, 1310, 1468, 1835, 2161, 2620, 3670, 4322, 7340, 8644, 10805, 21610, 43220, 48077, 96154, 192308, 240385, 283091, 480770, 566182, 793087, 961540, 1132364, 1415455, 1586174, 2830910, 3172348, 3965435, 5661820, 7930870, 15861740, 103894397, 207788794, 415577588, 519471985, 1038943970, 2077887940]

約数ペア:

[(1, 2077887940), (2, 1038943970), (4, 519471985), (5, 415577588), (10, 207788794), (20, 103894397), (131, 15861740), (262, 7930870), (367, 5661820), (524, 3965435), (655, 3172348), (734, 2830910), (1310, 1586174), (1468, 1415455), (1835, 1132364), (2161, 961540), (2620, 793087), (3670, 566182), (4322, 480770), (7340, 283091), (8644, 240385), (10805, 192308), (21610, 96154), (43220, 48077)]