7270815740

素因数分解:

$2^2\times 5^1\times {\mathrm{4139}}^1\times {\mathrm{87833}}^1$

素因数の和:91981

約数の個数: 24

約数和(自身を含む): 15272575920

約数和(自身を除く): 8001760180

約数列:

[1, 2, 4, 5, 10, 20, 4139, 8278, 16556, 20695, 41390, 82780, 87833, 175666, 351332, 439165, 878330, 1756660, 363540787, 727081574, 1454163148, 1817703935, 3635407870, 7270815740]

約数ペア:

[(1, 7270815740), (2, 3635407870), (4, 1817703935), (5, 1454163148), (10, 727081574), (20, 363540787), (4139, 1756660), (8278, 878330), (16556, 439165), (20695, 351332), (41390, 175666), (82780, 87833)]