42089360

素因数分解:

$2^4\times 5^1\times {\mathrm{526117}}^1$

素因数の和:526130

約数の個数: 20

約数和(自身を含む): 97857948

約数和(自身を除く): 55768588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 526117, 1052234, 2104468, 2630585, 4208936, 5261170, 8417872, 10522340, 21044680, 42089360]

約数ペア:

[(1, 42089360), (2, 21044680), (4, 10522340), (5, 8417872), (8, 5261170), (10, 4208936), (16, 2630585), (20, 2104468), (40, 1052234), (80, 526117)]