39233680

素因数分解:

$2^4\times 5^1\times {\mathrm{490421}}^1$

素因数の和:490434

約数の個数: 20

約数和(自身を含む): 91218492

約数和(自身を除く): 51984812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 490421, 980842, 1961684, 2452105, 3923368, 4904210, 7846736, 9808420, 19616840, 39233680]

約数ペア:

[(1, 39233680), (2, 19616840), (4, 9808420), (5, 7846736), (8, 4904210), (10, 3923368), (16, 2452105), (20, 1961684), (40, 980842), (80, 490421)]