1908817180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{3593}}^1$

素因数の和:3966

約数の個数: 48

約数和(自身を含む): 4064727744

約数和(自身を除く): 2155910564

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 263, 404, 505, 526, 1010, 1052, 1315, 2020, 2630, 3593, 5260, 7186, 14372, 17965, 26563, 35930, 53126, 71860, 106252, 132815, 265630, 362893, 531260, 725786, 944959, 1451572, 1814465, 1889918, 3628930, 3779836, 4724795, 7257860, 9449590, 18899180, 95440859, 190881718, 381763436, 477204295, 954408590, 1908817180]

約数ペア:

[(1, 1908817180), (2, 954408590), (4, 477204295), (5, 381763436), (10, 190881718), (20, 95440859), (101, 18899180), (202, 9449590), (263, 7257860), (404, 4724795), (505, 3779836), (526, 3628930), (1010, 1889918), (1052, 1814465), (1315, 1451572), (2020, 944959), (2630, 725786), (3593, 531260), (5260, 362893), (7186, 265630), (14372, 132815), (17965, 106252), (26563, 71860), (35930, 53126)]