8425240

素因数分解:

$2^3\times 5^1\times {\mathrm{210631}}^1$

素因数の和:210642

約数の個数: 16

約数和(自身を含む): 18956880

約数和(自身を除く): 10531640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 210631, 421262, 842524, 1053155, 1685048, 2106310, 4212620, 8425240]

約数ペア:

[(1, 8425240), (2, 4212620), (4, 2106310), (5, 1685048), (8, 1053155), (10, 842524), (20, 421262), (40, 210631)]