13731880

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1627}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 31062240

約数和(自身を除く): 17330360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1627, 1688, 2110, 3254, 4220, 6508, 8135, 8440, 13016, 16270, 32540, 65080, 343297, 686594, 1373188, 1716485, 2746376, 3432970, 6865940, 13731880]

約数ペア:

[(1, 13731880), (2, 6865940), (4, 3432970), (5, 2746376), (8, 1716485), (10, 1373188), (20, 686594), (40, 343297), (211, 65080), (422, 32540), (844, 16270), (1055, 13016), (1627, 8440), (1688, 8135), (2110, 6508), (3254, 4220)]