3755780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 9125760

約数和(自身を除く): 5369980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 193, 278, 386, 556, 695, 772, 965, 973, 1351, 1390, 1930, 1946, 2702, 2780, 3860, 3892, 4865, 5404, 6755, 9730, 13510, 19460, 26827, 27020, 53654, 107308, 134135, 187789, 268270, 375578, 536540, 751156, 938945, 1877890, 3755780]

約数ペア:

[(1, 3755780), (2, 1877890), (4, 938945), (5, 751156), (7, 536540), (10, 375578), (14, 268270), (20, 187789), (28, 134135), (35, 107308), (70, 53654), (139, 27020), (140, 26827), (193, 19460), (278, 13510), (386, 9730), (556, 6755), (695, 5404), (772, 4865), (965, 3892), (973, 3860), (1351, 2780), (1390, 2702), (1930, 1946)]