20120589855

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1\times {\mathrm{3433}}^1$

素因数の和:4520

約数の個数: 48

約数和(自身を含む): 35174324640

約数和(自身を除く): 15053734785

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 937, 1251, 2085, 2811, 3433, 4685, 6255, 8433, 10299, 14055, 17165, 30897, 42165, 51495, 130243, 154485, 390729, 477187, 651215, 1172187, 1431561, 1953645, 2385935, 3216721, 4294683, 5860935, 7157805, 9650163, 16083605, 21473415, 28950489, 48250815, 144752445, 447124219, 1341372657, 2235621095, 4024117971, 6706863285, 20120589855]

約数ペア:

[(1, 20120589855), (3, 6706863285), (5, 4024117971), (9, 2235621095), (15, 1341372657), (45, 447124219), (139, 144752445), (417, 48250815), (695, 28950489), (937, 21473415), (1251, 16083605), (2085, 9650163), (2811, 7157805), (3433, 5860935), (4685, 4294683), (6255, 3216721), (8433, 2385935), (10299, 1953645), (14055, 1431561), (17165, 1172187), (30897, 651215), (42165, 477187), (51495, 390729), (130243, 154485)]