40645276

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 84369600

約数和(自身を除く): 43724324

約数列:

[1, 2, 4, 7, 14, 28, 53, 61, 106, 122, 212, 244, 371, 427, 449, 742, 854, 898, 1484, 1708, 1796, 3143, 3233, 6286, 6466, 12572, 12932, 22631, 23797, 27389, 45262, 47594, 54778, 90524, 95188, 109556, 166579, 191723, 333158, 383446, 666316, 766892, 1451617, 2903234, 5806468, 10161319, 20322638, 40645276]

約数ペア:

[(1, 40645276), (2, 20322638), (4, 10161319), (7, 5806468), (14, 2903234), (28, 1451617), (53, 766892), (61, 666316), (106, 383446), (122, 333158), (212, 191723), (244, 166579), (371, 109556), (427, 95188), (449, 90524), (742, 54778), (854, 47594), (898, 45262), (1484, 27389), (1708, 23797), (1796, 22631), (3143, 12932), (3233, 12572), (6286, 6466)]