2001290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 32

約数和(自身を含む): 3818880

約数和(自身を除く): 1817590

約数列:

[1, 2, 5, 10, 29, 58, 67, 103, 134, 145, 206, 290, 335, 515, 670, 1030, 1943, 2987, 3886, 5974, 6901, 9715, 13802, 14935, 19430, 29870, 34505, 69010, 200129, 400258, 1000645, 2001290]

約数ペア:

[(1, 2001290), (2, 1000645), (5, 400258), (10, 200129), (29, 69010), (58, 34505), (67, 29870), (103, 19430), (134, 14935), (145, 13802), (206, 9715), (290, 6901), (335, 5974), (515, 3886), (670, 2987), (1030, 1943)]