42813340

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5503}}^1$

素因数の和:5901

約数の個数: 24

約数和(自身を含む): 90155520

約数和(自身を除く): 47342180

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5503, 7780, 11006, 22012, 27515, 55030, 110060, 2140667, 4281334, 8562668, 10703335, 21406670, 42813340]

約数ペア:

[(1, 42813340), (2, 21406670), (4, 10703335), (5, 8562668), (10, 4281334), (20, 2140667), (389, 110060), (778, 55030), (1556, 27515), (1945, 22012), (3890, 11006), (5503, 7780)]