7826780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30103}}^1$

素因数の和:30125

約数の個数: 24

約数和(自身を含む): 17701152

約数和(自身を除く): 9874372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30103, 60206, 120412, 150515, 301030, 391339, 602060, 782678, 1565356, 1956695, 3913390, 7826780]

約数ペア:

[(1, 7826780), (2, 3913390), (4, 1956695), (5, 1565356), (10, 782678), (13, 602060), (20, 391339), (26, 301030), (52, 150515), (65, 120412), (130, 60206), (260, 30103)]