2165030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 4504896

約数和(自身を除く): 2339866

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 197, 314, 394, 785, 985, 1099, 1379, 1570, 1970, 2198, 2758, 5495, 6895, 10990, 13790, 30929, 61858, 154645, 216503, 309290, 433006, 1082515, 2165030]

約数ペア:

[(1, 2165030), (2, 1082515), (5, 433006), (7, 309290), (10, 216503), (14, 154645), (35, 61858), (70, 30929), (157, 13790), (197, 10990), (314, 6895), (394, 5495), (785, 2758), (985, 2198), (1099, 1970), (1379, 1570)]