20159095390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41141011}}^1$

素因数の和:41141032

約数の個数: 24

約数和(自身を含む): 42210678312

約数和(自身を除く): 22051582922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41141011, 82282022, 205705055, 287987077, 411410110, 575974154, 1439935385, 2015909539, 2879870770, 4031819078, 10079547695, 20159095390]

約数ペア:

[(1, 20159095390), (2, 10079547695), (5, 4031819078), (7, 2879870770), (10, 2015909539), (14, 1439935385), (35, 575974154), (49, 411410110), (70, 287987077), (98, 205705055), (245, 82282022), (490, 41141011)]