54480820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 117936000

約数和(自身を除く): 63455180

約数列:

[1, 2, 4, 5, 10, 20, 53, 103, 106, 206, 212, 265, 412, 499, 515, 530, 998, 1030, 1060, 1996, 2060, 2495, 4990, 5459, 9980, 10918, 21836, 26447, 27295, 51397, 52894, 54590, 102794, 105788, 109180, 132235, 205588, 256985, 264470, 513970, 528940, 1027940, 2724041, 5448082, 10896164, 13620205, 27240410, 54480820]

約数ペア:

[(1, 54480820), (2, 27240410), (4, 13620205), (5, 10896164), (10, 5448082), (20, 2724041), (53, 1027940), (103, 528940), (106, 513970), (206, 264470), (212, 256985), (265, 205588), (412, 132235), (499, 109180), (515, 105788), (530, 102794), (998, 54590), (1030, 52894), (1060, 51397), (1996, 27295), (2060, 26447), (2495, 21836), (4990, 10918), (5459, 9980)]