26782640

素因数分解:

$2^4\times 5^1\times {\mathrm{334783}}^1$

素因数の和:334796

約数の個数: 20

約数和(自身を含む): 62269824

約数和(自身を除く): 35487184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 334783, 669566, 1339132, 1673915, 2678264, 3347830, 5356528, 6695660, 13391320, 26782640]

約数ペア:

[(1, 26782640), (2, 13391320), (4, 6695660), (5, 5356528), (8, 3347830), (10, 2678264), (16, 1673915), (20, 1339132), (40, 669566), (80, 334783)]