30808280

素因数分解:

$2^3\times 5^1\times {\mathrm{770207}}^1$

素因数の和:770218

約数の個数: 16

約数和(自身を含む): 69318720

約数和(自身を除く): 38510440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 770207, 1540414, 3080828, 3851035, 6161656, 7702070, 15404140, 30808280]

約数ペア:

[(1, 30808280), (2, 15404140), (4, 7702070), (5, 6161656), (8, 3851035), (10, 3080828), (20, 1540414), (40, 770207)]