726717020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{15377}}^1$

素因数の和:15542

約数の個数: 48

約数和(自身を含む): 1627607520

約数和(自身を除く): 900890500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2363, 2780, 4726, 9452, 11815, 15377, 23630, 30754, 47260, 61508, 76885, 153770, 261409, 307540, 522818, 1045636, 1307045, 2137403, 2614090, 4274806, 5228180, 8549612, 10687015, 21374030, 36335851, 42748060, 72671702, 145343404, 181679255, 363358510, 726717020]

約数ペア:

[(1, 726717020), (2, 363358510), (4, 181679255), (5, 145343404), (10, 72671702), (17, 42748060), (20, 36335851), (34, 21374030), (68, 10687015), (85, 8549612), (139, 5228180), (170, 4274806), (278, 2614090), (340, 2137403), (556, 1307045), (695, 1045636), (1390, 522818), (2363, 307540), (2780, 261409), (4726, 153770), (9452, 76885), (11815, 61508), (15377, 47260), (23630, 30754)]