27684790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{641}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 57132864

約数和(自身を除く): 29448074

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 617, 641, 1234, 1282, 3085, 3205, 4319, 4487, 6170, 6410, 8638, 8974, 21595, 22435, 43190, 44870, 395497, 790994, 1977485, 2768479, 3954970, 5536958, 13842395, 27684790]

約数ペア:

[(1, 27684790), (2, 13842395), (5, 5536958), (7, 3954970), (10, 2768479), (14, 1977485), (35, 790994), (70, 395497), (617, 44870), (641, 43190), (1234, 22435), (1282, 21595), (3085, 8974), (3205, 8638), (4319, 6410), (4487, 6170)]