51988220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{25237}}^1$

素因数の和:25349

約数の個数: 24

約数和(自身を含む): 110239584

約数和(自身を除く): 58251364

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 25237, 50474, 100948, 126185, 252370, 504740, 2599411, 5198822, 10397644, 12997055, 25994110, 51988220]

約数ペア:

[(1, 51988220), (2, 25994110), (4, 12997055), (5, 10397644), (10, 5198822), (20, 2599411), (103, 504740), (206, 252370), (412, 126185), (515, 100948), (1030, 50474), (2060, 25237)]