25840528

素因数分解:

$2^4\times 7^1\times {\mathrm{230719}}^1$

素因数の和:230734

約数の個数: 20

約数和(自身を含む): 57218560

約数和(自身を除く): 31378032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 230719, 461438, 922876, 1615033, 1845752, 3230066, 3691504, 6460132, 12920264, 25840528]

約数ペア:

[(1, 25840528), (2, 12920264), (4, 6460132), (7, 3691504), (8, 3230066), (14, 1845752), (16, 1615033), (28, 922876), (56, 461438), (112, 230719)]