55288280

素因数分解:

$2^3\times 5^1\times {\mathrm{1382207}}^1$

素因数の和:1382218

約数の個数: 16

約数和(自身を含む): 124398720

約数和(自身を除く): 69110440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1382207, 2764414, 5528828, 6911035, 11057656, 13822070, 27644140, 55288280]

約数ペア:

[(1, 55288280), (2, 27644140), (4, 13822070), (5, 11057656), (8, 6911035), (10, 5528828), (20, 2764414), (40, 1382207)]