386060

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 823200

約数和(自身を除く): 437140

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 199, 388, 398, 485, 796, 970, 995, 1940, 1990, 3980, 19303, 38606, 77212, 96515, 193030, 386060]

約数ペア:

[(1, 386060), (2, 193030), (4, 96515), (5, 77212), (10, 38606), (20, 19303), (97, 3980), (194, 1990), (199, 1940), (388, 995), (398, 970), (485, 796)]