497140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 1233792

約数和(自身を除く): 736652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 67, 70, 106, 134, 140, 212, 265, 268, 335, 371, 469, 530, 670, 742, 938, 1060, 1340, 1484, 1855, 1876, 2345, 3551, 3710, 4690, 7102, 7420, 9380, 14204, 17755, 24857, 35510, 49714, 71020, 99428, 124285, 248570, 497140]

約数ペア:

[(1, 497140), (2, 248570), (4, 124285), (5, 99428), (7, 71020), (10, 49714), (14, 35510), (20, 24857), (28, 17755), (35, 14204), (53, 9380), (67, 7420), (70, 7102), (106, 4690), (134, 3710), (140, 3551), (212, 2345), (265, 1876), (268, 1855), (335, 1484), (371, 1340), (469, 1060), (530, 938), (670, 742)]