173870930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2909}}^1$

素因数の和:3098

約数の個数: 32

約数和(自身を含む): 322660800

約数和(自身を除く): 148789870

約数列:

[1, 2, 5, 10, 43, 86, 139, 215, 278, 430, 695, 1390, 2909, 5818, 5977, 11954, 14545, 29090, 29885, 59770, 125087, 250174, 404351, 625435, 808702, 1250870, 2021755, 4043510, 17387093, 34774186, 86935465, 173870930]

約数ペア:

[(1, 173870930), (2, 86935465), (5, 34774186), (10, 17387093), (43, 4043510), (86, 2021755), (139, 1250870), (215, 808702), (278, 625435), (430, 404351), (695, 250174), (1390, 125087), (2909, 59770), (5818, 29885), (5977, 29090), (11954, 14545)]