8328280

素因数分解:

$2^3\times 5^1\times {\mathrm{208207}}^1$

素因数の和:208218

約数の個数: 16

約数和(自身を含む): 18738720

約数和(自身を除く): 10410440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 208207, 416414, 832828, 1041035, 1665656, 2082070, 4164140, 8328280]

約数ペア:

[(1, 8328280), (2, 4164140), (4, 2082070), (5, 1665656), (8, 1041035), (10, 832828), (20, 416414), (40, 208207)]