26725580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{27271}}^1$

素因数の和:27294

約数の個数: 36

約数和(自身を含む): 65289168

約数和(自身を除く): 38563588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 27271, 54542, 109084, 136355, 190897, 272710, 381794, 545420, 763588, 954485, 1336279, 1908970, 2672558, 3817940, 5345116, 6681395, 13362790, 26725580]

約数ペア:

[(1, 26725580), (2, 13362790), (4, 6681395), (5, 5345116), (7, 3817940), (10, 2672558), (14, 1908970), (20, 1336279), (28, 954485), (35, 763588), (49, 545420), (70, 381794), (98, 272710), (140, 190897), (196, 136355), (245, 109084), (490, 54542), (980, 27271)]