20775100

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{2017}}^1$

素因数の和:2134

約数の個数: 36

約数和(自身を含む): 45542224

約数和(自身を除く): 24767124

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2017, 2060, 2575, 4034, 5150, 8068, 10085, 10300, 20170, 40340, 50425, 100850, 201700, 207751, 415502, 831004, 1038755, 2077510, 4155020, 5193775, 10387550, 20775100]

約数ペア:

[(1, 20775100), (2, 10387550), (4, 5193775), (5, 4155020), (10, 2077510), (20, 1038755), (25, 831004), (50, 415502), (100, 207751), (103, 201700), (206, 100850), (412, 50425), (515, 40340), (1030, 20170), (2017, 10300), (2060, 10085), (2575, 8068), (4034, 5150)]