160322020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{37991}}^1$

素因数の和:38211

約数の個数: 24

約数和(自身を含む): 338280768

約数和(自身を除く): 177958748

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 37991, 75982, 151964, 189955, 379910, 759820, 8016101, 16032202, 32064404, 40080505, 80161010, 160322020]

約数ペア:

[(1, 160322020), (2, 80161010), (4, 40080505), (5, 32064404), (10, 16032202), (20, 8016101), (211, 759820), (422, 379910), (844, 189955), (1055, 151964), (2110, 75982), (4220, 37991)]