786192340

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1\times {\mathrm{727}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 1669449600

約数和(自身を除く): 883257260

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 389, 556, 695, 727, 778, 1390, 1454, 1556, 1945, 2780, 2908, 3635, 3890, 7270, 7780, 14540, 54071, 101053, 108142, 202106, 216284, 270355, 282803, 404212, 505265, 540710, 565606, 1010530, 1081420, 1131212, 1414015, 2021060, 2828030, 5656060, 39309617, 78619234, 157238468, 196548085, 393096170, 786192340]

約数ペア:

[(1, 786192340), (2, 393096170), (4, 196548085), (5, 157238468), (10, 78619234), (20, 39309617), (139, 5656060), (278, 2828030), (389, 2021060), (556, 1414015), (695, 1131212), (727, 1081420), (778, 1010530), (1390, 565606), (1454, 540710), (1556, 505265), (1945, 404212), (2780, 282803), (2908, 270355), (3635, 216284), (3890, 202106), (7270, 108142), (7780, 101053), (14540, 54071)]