7288740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{40493}}^1$

素因数の和:40508

約数の個数: 36

約数和(自身を含む): 22109724

約数和(自身を除く): 14820984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 40493, 80986, 121479, 161972, 202465, 242958, 364437, 404930, 485916, 607395, 728874, 809860, 1214790, 1457748, 1822185, 2429580, 3644370, 7288740]

約数ペア:

[(1, 7288740), (2, 3644370), (3, 2429580), (4, 1822185), (5, 1457748), (6, 1214790), (9, 809860), (10, 728874), (12, 607395), (15, 485916), (18, 404930), (20, 364437), (30, 242958), (36, 202465), (45, 161972), (60, 121479), (90, 80986), (180, 40493)]