549702640

素因数分解:

$2^4\times 5^1\times {\mathrm{6871283}}^1$

素因数の和:6871296

約数の個数: 20

約数和(自身を含む): 1278058824

約数和(自身を除く): 728356184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6871283, 13742566, 27485132, 34356415, 54970264, 68712830, 109940528, 137425660, 274851320, 549702640]

約数ペア:

[(1, 549702640), (2, 274851320), (4, 137425660), (5, 109940528), (8, 68712830), (10, 54970264), (16, 34356415), (20, 27485132), (40, 13742566), (80, 6871283)]