994280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 2643840

約数和(自身を除く): 1649560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 67, 70, 106, 134, 140, 212, 265, 268, 280, 335, 371, 424, 469, 530, 536, 670, 742, 938, 1060, 1340, 1484, 1855, 1876, 2120, 2345, 2680, 2968, 3551, 3710, 3752, 4690, 7102, 7420, 9380, 14204, 14840, 17755, 18760, 24857, 28408, 35510, 49714, 71020, 99428, 124285, 142040, 198856, 248570, 497140, 994280]

約数ペア:

[(1, 994280), (2, 497140), (4, 248570), (5, 198856), (7, 142040), (8, 124285), (10, 99428), (14, 71020), (20, 49714), (28, 35510), (35, 28408), (40, 24857), (53, 18760), (56, 17755), (67, 14840), (70, 14204), (106, 9380), (134, 7420), (140, 7102), (212, 4690), (265, 3752), (268, 3710), (280, 3551), (335, 2968), (371, 2680), (424, 2345), (469, 2120), (530, 1876), (536, 1855), (670, 1484), (742, 1340), (938, 1060)]