8780564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:480

約数の個数: 36

約数和(自身を含む): 17216640

約数和(自身を除く): 8436076

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 419, 676, 806, 838, 1612, 1676, 5239, 5447, 10478, 10894, 12989, 20956, 21788, 25978, 51956, 70811, 141622, 168857, 283244, 337714, 675428, 2195141, 4390282, 8780564]

約数ペア:

[(1, 8780564), (2, 4390282), (4, 2195141), (13, 675428), (26, 337714), (31, 283244), (52, 168857), (62, 141622), (124, 70811), (169, 51956), (338, 25978), (403, 21788), (419, 20956), (676, 12989), (806, 10894), (838, 10478), (1612, 5447), (1676, 5239)]