2510260

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 5301576

約数和(自身を除く): 2791316

約数列:

[1, 2, 4, 5, 10, 20, 313, 401, 626, 802, 1252, 1565, 1604, 2005, 3130, 4010, 6260, 8020, 125513, 251026, 502052, 627565, 1255130, 2510260]

約数ペア:

[(1, 2510260), (2, 1255130), (4, 627565), (5, 502052), (10, 251026), (20, 125513), (313, 8020), (401, 6260), (626, 4010), (802, 3130), (1252, 2005), (1565, 1604)]