7621306280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{406253}}^1$

素因数の和:406338

約数の個数: 64

約数和(自身を含む): 19890195840

約数和(自身を除く): 12268889560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 18760, 406253, 812506, 1625012, 2031265, 2843771, 3250024, 4062530, 5687542, 8125060, 11375084, 14218855, 16250120, 22750168, 27218951, 28437710, 54437902, 56875420, 108875804, 113750840, 136094755, 190532657, 217751608, 272189510, 381065314, 544379020, 762130628, 952663285, 1088758040, 1524261256, 1905326570, 3810653140, 7621306280]

約数ペア:

[(1, 7621306280), (2, 3810653140), (4, 1905326570), (5, 1524261256), (7, 1088758040), (8, 952663285), (10, 762130628), (14, 544379020), (20, 381065314), (28, 272189510), (35, 217751608), (40, 190532657), (56, 136094755), (67, 113750840), (70, 108875804), (134, 56875420), (140, 54437902), (268, 28437710), (280, 27218951), (335, 22750168), (469, 16250120), (536, 14218855), (670, 11375084), (938, 8125060), (1340, 5687542), (1876, 4062530), (2345, 3250024), (2680, 2843771), (3752, 2031265), (4690, 1625012), (9380, 812506), (18760, 406253)]