2008125820

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{560929}}^1$

素因数の和:561117

約数の個数: 24

約数和(自身を含む): 4240630800

約数和(自身を除く): 2232504980

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 560929, 1121858, 2243716, 2804645, 5609290, 11218580, 100406291, 200812582, 401625164, 502031455, 1004062910, 2008125820]

約数ペア:

[(1, 2008125820), (2, 1004062910), (4, 502031455), (5, 401625164), (10, 200812582), (20, 100406291), (179, 11218580), (358, 5609290), (716, 2804645), (895, 2243716), (1790, 1121858), (3580, 560929)]