1520260042

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1374557}}^1$

素因数の和:1374645

約数の個数: 16

約数和(自身を含む): 2639151360

約数和(自身を除く): 1118891318

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 1374557, 2749114, 9621899, 19243798, 108590003, 217180006, 760130021, 1520260042]

約数ペア:

[(1, 1520260042), (2, 760130021), (7, 217180006), (14, 108590003), (79, 19243798), (158, 9621899), (553, 2749114), (1106, 1374557)]