12758260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21997}}^1$

素因数の和:22035

約数の個数: 24

約数和(自身を含む): 27717480

約数和(自身を除く): 14959220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 21997, 43994, 87988, 109985, 219970, 439940, 637913, 1275826, 2551652, 3189565, 6379130, 12758260]

約数ペア:

[(1, 12758260), (2, 6379130), (4, 3189565), (5, 2551652), (10, 1275826), (20, 637913), (29, 439940), (58, 219970), (116, 109985), (145, 87988), (290, 43994), (580, 21997)]