3600980

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 7597800

約数和(自身を除く): 3996820

約数列:

[1, 2, 4, 5, 10, 20, 401, 449, 802, 898, 1604, 1796, 2005, 2245, 4010, 4490, 8020, 8980, 180049, 360098, 720196, 900245, 1800490, 3600980]

約数ペア:

[(1, 3600980), (2, 1800490), (4, 900245), (5, 720196), (10, 360098), (20, 180049), (401, 8980), (449, 8020), (802, 4490), (898, 4010), (1604, 2245), (1796, 2005)]