565564220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2175247}}^1$

素因数の和:2175269

約数の個数: 24

約数和(自身を含む): 1279045824

約数和(自身を除く): 713481604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2175247, 4350494, 8700988, 10876235, 21752470, 28278211, 43504940, 56556422, 113112844, 141391055, 282782110, 565564220]

約数ペア:

[(1, 565564220), (2, 282782110), (4, 141391055), (5, 113112844), (10, 56556422), (13, 43504940), (20, 28278211), (26, 21752470), (52, 10876235), (65, 8700988), (130, 4350494), (260, 2175247)]