20696270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1091}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 42771456

約数和(自身を除く): 22075186

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271, 542, 1091, 1355, 1897, 2182, 2710, 3794, 5455, 7637, 9485, 10910, 15274, 18970, 38185, 76370, 295661, 591322, 1478305, 2069627, 2956610, 4139254, 10348135, 20696270]

約数ペア:

[(1, 20696270), (2, 10348135), (5, 4139254), (7, 2956610), (10, 2069627), (14, 1478305), (35, 591322), (70, 295661), (271, 76370), (542, 38185), (1091, 18970), (1355, 15274), (1897, 10910), (2182, 9485), (2710, 7637), (3794, 5455)]