1330422440

素因数分解:

$2^3\times 5^1\times {\mathrm{33260561}}^1$

素因数の和:33260572

約数の個数: 16

約数和(自身を含む): 2993450580

約数和(自身を除く): 1663028140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 33260561, 66521122, 133042244, 166302805, 266084488, 332605610, 665211220, 1330422440]

約数ペア:

[(1, 1330422440), (2, 665211220), (4, 332605610), (5, 266084488), (8, 166302805), (10, 133042244), (20, 66521122), (40, 33260561)]