70630840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{252253}}^1$

素因数の和:252271

約数の個数: 32

約数和(自身を含む): 181622880

約数和(自身を除く): 110992040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 252253, 504506, 1009012, 1261265, 1765771, 2018024, 2522530, 3531542, 5045060, 7063084, 8828855, 10090120, 14126168, 17657710, 35315420, 70630840]

約数ペア:

[(1, 70630840), (2, 35315420), (4, 17657710), (5, 14126168), (7, 10090120), (8, 8828855), (10, 7063084), (14, 5045060), (20, 3531542), (28, 2522530), (35, 2018024), (40, 1765771), (56, 1261265), (70, 1009012), (140, 504506), (280, 252253)]