25220060

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1949}}^1$

素因数の和:2605

約数の個数: 24

約数和(自身を含む): 53071200

約数和(自身を除く): 27851140

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 1949, 2588, 3235, 3898, 6470, 7796, 9745, 12940, 19490, 38980, 1261003, 2522006, 5044012, 6305015, 12610030, 25220060]

約数ペア:

[(1, 25220060), (2, 12610030), (4, 6305015), (5, 5044012), (10, 2522006), (20, 1261003), (647, 38980), (1294, 19490), (1949, 12940), (2588, 9745), (3235, 7796), (3898, 6470)]