25622140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{19121}}^1$

素因数の和:19197

約数の個数: 24

約数和(自身を含む): 54612432

約数和(自身を除く): 28990292

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 19121, 38242, 76484, 95605, 191210, 382420, 1281107, 2562214, 5124428, 6405535, 12811070, 25622140]

約数ペア:

[(1, 25622140), (2, 12811070), (4, 6405535), (5, 5124428), (10, 2562214), (20, 1281107), (67, 382420), (134, 191210), (268, 95605), (335, 76484), (670, 38242), (1340, 19121)]