205235660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2803}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 493683456

約数和(自身を除く): 288447796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2092, 2615, 2803, 3661, 5230, 5606, 7322, 10460, 11212, 14015, 14644, 18305, 19621, 28030, 36610, 39242, 56060, 73220, 78484, 98105, 196210, 392420, 1465969, 2931938, 5863876, 7329845, 10261783, 14659690, 20523566, 29319380, 41047132, 51308915, 102617830, 205235660]

約数ペア:

[(1, 205235660), (2, 102617830), (4, 51308915), (5, 41047132), (7, 29319380), (10, 20523566), (14, 14659690), (20, 10261783), (28, 7329845), (35, 5863876), (70, 2931938), (140, 1465969), (523, 392420), (1046, 196210), (2092, 98105), (2615, 78484), (2803, 73220), (3661, 56060), (5230, 39242), (5606, 36610), (7322, 28030), (10460, 19621), (11212, 18305), (14015, 14644)]