2017486940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{28879}}^1$

素因数の和:29394

約数の個数: 48

約数和(自身を含む): 4851840000

約数和(自身を除く): 2834353060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 998, 1996, 2495, 3493, 4990, 6986, 9980, 13972, 17465, 28879, 34930, 57758, 69860, 115516, 144395, 202153, 288790, 404306, 577580, 808612, 1010765, 2021530, 4043060, 14410621, 28821242, 57642484, 72053105, 100874347, 144106210, 201748694, 288212420, 403497388, 504371735, 1008743470, 2017486940]

約数ペア:

[(1, 2017486940), (2, 1008743470), (4, 504371735), (5, 403497388), (7, 288212420), (10, 201748694), (14, 144106210), (20, 100874347), (28, 72053105), (35, 57642484), (70, 28821242), (140, 14410621), (499, 4043060), (998, 2021530), (1996, 1010765), (2495, 808612), (3493, 577580), (4990, 404306), (6986, 288790), (9980, 202153), (13972, 144395), (17465, 115516), (28879, 69860), (34930, 57758)]