68732020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28879}}^1$

素因数の和:28912

約数の個数: 48

約数和(自身を含む): 174666240

約数和(自身を除く): 105934220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 28879, 57758, 115516, 144395, 202153, 288790, 404306, 490943, 577580, 808612, 981886, 1010765, 1963772, 2021530, 2454715, 3436601, 4043060, 4909430, 6873202, 9818860, 13746404, 17183005, 34366010, 68732020]

約数ペア:

[(1, 68732020), (2, 34366010), (4, 17183005), (5, 13746404), (7, 9818860), (10, 6873202), (14, 4909430), (17, 4043060), (20, 3436601), (28, 2454715), (34, 2021530), (35, 1963772), (68, 1010765), (70, 981886), (85, 808612), (119, 577580), (140, 490943), (170, 404306), (238, 288790), (340, 202153), (476, 144395), (595, 115516), (1190, 57758), (2380, 28879)]