22439240

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2819}}^1$

素因数の和:3029

約数の個数: 32

約数和(自身を含む): 50760000

約数和(自身を除く): 28320760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 2819, 3980, 5638, 7960, 11276, 14095, 22552, 28190, 56380, 112760, 560981, 1121962, 2243924, 2804905, 4487848, 5609810, 11219620, 22439240]

約数ペア:

[(1, 22439240), (2, 11219620), (4, 5609810), (5, 4487848), (8, 2804905), (10, 2243924), (20, 1121962), (40, 560981), (199, 112760), (398, 56380), (796, 28190), (995, 22552), (1592, 14095), (1990, 11276), (2819, 7960), (3980, 5638)]