12886187480

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{973277}}^1$

素因数の和:973619

約数の個数: 32

約数和(自身を含む): 29081546640

約数和(自身を除く): 16195359160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 973277, 1946554, 3893108, 4866385, 7786216, 9732770, 19465540, 38931080, 322154687, 644309374, 1288618748, 1610773435, 2577237496, 3221546870, 6443093740, 12886187480]

約数ペア:

[(1, 12886187480), (2, 6443093740), (4, 3221546870), (5, 2577237496), (8, 1610773435), (10, 1288618748), (20, 644309374), (40, 322154687), (331, 38931080), (662, 19465540), (1324, 9732770), (1655, 7786216), (2648, 4866385), (3310, 3893108), (6620, 1946554), (13240, 973277)]