56229420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72089}}^1$

素因数の和:72114

約数の個数: 48

約数和(自身を含む): 169555680

約数和(自身を除く): 113326260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72089, 144178, 216267, 288356, 360445, 432534, 720890, 865068, 937157, 1081335, 1441780, 1874314, 2162670, 2811471, 3748628, 4325340, 4685785, 5622942, 9371570, 11245884, 14057355, 18743140, 28114710, 56229420]

約数ペア:

[(1, 56229420), (2, 28114710), (3, 18743140), (4, 14057355), (5, 11245884), (6, 9371570), (10, 5622942), (12, 4685785), (13, 4325340), (15, 3748628), (20, 2811471), (26, 2162670), (30, 1874314), (39, 1441780), (52, 1081335), (60, 937157), (65, 865068), (78, 720890), (130, 432534), (156, 360445), (195, 288356), (260, 216267), (390, 144178), (780, 72089)]