28173530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5227}}^1$

素因数の和:5259

約数の個数: 48

約数和(自身を含む): 64367136

約数和(自身を除く): 36193606

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5227, 5390, 10454, 26135, 36589, 52270, 57497, 73178, 114994, 182945, 256123, 287485, 365890, 402479, 512246, 574970, 804958, 1280615, 2012395, 2561230, 2817353, 4024790, 5634706, 14086765, 28173530]

約数ペア:

[(1, 28173530), (2, 14086765), (5, 5634706), (7, 4024790), (10, 2817353), (11, 2561230), (14, 2012395), (22, 1280615), (35, 804958), (49, 574970), (55, 512246), (70, 402479), (77, 365890), (98, 287485), (110, 256123), (154, 182945), (245, 114994), (385, 73178), (490, 57497), (539, 52270), (770, 36589), (1078, 26135), (2695, 10454), (5227, 5390)]