67040260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1231}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 161441280

約数和(自身を除く): 94401020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1231, 1556, 1945, 2462, 2723, 3890, 4924, 5446, 6155, 7780, 8617, 10892, 12310, 13615, 17234, 24620, 27230, 34468, 43085, 54460, 86170, 172340, 478859, 957718, 1915436, 2394295, 3352013, 4788590, 6704026, 9577180, 13408052, 16760065, 33520130, 67040260]

約数ペア:

[(1, 67040260), (2, 33520130), (4, 16760065), (5, 13408052), (7, 9577180), (10, 6704026), (14, 4788590), (20, 3352013), (28, 2394295), (35, 1915436), (70, 957718), (140, 478859), (389, 172340), (778, 86170), (1231, 54460), (1556, 43085), (1945, 34468), (2462, 27230), (2723, 24620), (3890, 17234), (4924, 13615), (5446, 12310), (6155, 10892), (7780, 8617)]