12565940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{16981}}^1$

素因数の和:17027

約数の個数: 24

約数和(自身を含む): 27103272

約数和(自身を除く): 14537332

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 16981, 33962, 67924, 84905, 169810, 339620, 628297, 1256594, 2513188, 3141485, 6282970, 12565940]

約数ペア:

[(1, 12565940), (2, 6282970), (4, 3141485), (5, 2513188), (10, 1256594), (20, 628297), (37, 339620), (74, 169810), (148, 84905), (185, 67924), (370, 33962), (740, 16981)]