127946780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{492103}}^1$

素因数の和:492125

約数の個数: 24

約数和(自身を含む): 289357152

約数和(自身を除く): 161410372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 492103, 984206, 1968412, 2460515, 4921030, 6397339, 9842060, 12794678, 25589356, 31986695, 63973390, 127946780]

約数ペア:

[(1, 127946780), (2, 63973390), (4, 31986695), (5, 25589356), (10, 12794678), (13, 9842060), (20, 6397339), (26, 4921030), (52, 2460515), (65, 1968412), (130, 984206), (260, 492103)]