16444940

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1873}}^1$

素因数の和:2321

約数の個数: 24

約数和(自身を含む): 34631520

約数和(自身を除く): 18186580

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 1873, 2195, 3746, 4390, 7492, 8780, 9365, 18730, 37460, 822247, 1644494, 3288988, 4111235, 8222470, 16444940]

約数ペア:

[(1, 16444940), (2, 8222470), (4, 4111235), (5, 3288988), (10, 1644494), (20, 822247), (439, 37460), (878, 18730), (1756, 9365), (1873, 8780), (2195, 7492), (3746, 4390)]