1681011980

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{503297}}^1$

素因数の和:503473

約数の個数: 24

約数和(自身を含む): 3551270688

約数和(自身を除く): 1870258708

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 503297, 1006594, 2013188, 2516485, 5032970, 10065940, 84050599, 168101198, 336202396, 420252995, 840505990, 1681011980]

約数ペア:

[(1, 1681011980), (2, 840505990), (4, 420252995), (5, 336202396), (10, 168101198), (20, 84050599), (167, 10065940), (334, 5032970), (668, 2516485), (835, 2013188), (1670, 1006594), (3340, 503297)]