2013402220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{923579}}^1$

素因数の和:923697

約数の個数: 24

約数和(自身を含む): 4266939600

約数和(自身を除く): 2253537380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 923579, 1847158, 3694316, 4617895, 9235790, 18471580, 100670111, 201340222, 402680444, 503350555, 1006701110, 2013402220]

約数ペア:

[(1, 2013402220), (2, 1006701110), (4, 503350555), (5, 402680444), (10, 201340222), (20, 100670111), (109, 18471580), (218, 9235790), (436, 4617895), (545, 3694316), (1090, 1847158), (2180, 923579)]