2886290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 5970240

約数和(自身を除く): 3083950

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 1381, 2090, 2762, 6905, 13810, 15191, 26239, 30382, 52478, 75955, 131195, 151910, 262390, 288629, 577258, 1443145, 2886290]

約数ペア:

[(1, 2886290), (2, 1443145), (5, 577258), (10, 288629), (11, 262390), (19, 151910), (22, 131195), (38, 75955), (55, 52478), (95, 30382), (110, 26239), (190, 15191), (209, 13810), (418, 6905), (1045, 2762), (1381, 2090)]