12357100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 31109120

約数和(自身を除く): 18752020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 127, 139, 140, 175, 254, 278, 350, 508, 556, 635, 695, 700, 889, 973, 1270, 1390, 1778, 1946, 2540, 2780, 3175, 3475, 3556, 3892, 4445, 4865, 6350, 6950, 8890, 9730, 12700, 13900, 17653, 17780, 19460, 22225, 24325, 35306, 44450, 48650, 70612, 88265, 88900, 97300, 123571, 176530, 247142, 353060, 441325, 494284, 617855, 882650, 1235710, 1765300, 2471420, 3089275, 6178550, 12357100]

約数ペア:

[(1, 12357100), (2, 6178550), (4, 3089275), (5, 2471420), (7, 1765300), (10, 1235710), (14, 882650), (20, 617855), (25, 494284), (28, 441325), (35, 353060), (50, 247142), (70, 176530), (100, 123571), (127, 97300), (139, 88900), (140, 88265), (175, 70612), (254, 48650), (278, 44450), (350, 35306), (508, 24325), (556, 22225), (635, 19460), (695, 17780), (700, 17653), (889, 13900), (973, 12700), (1270, 9730), (1390, 8890), (1778, 6950), (1946, 6350), (2540, 4865), (2780, 4445), (3175, 3892), (3475, 3556)]