67028360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239387}}^1$

素因数の和:239405

約数の個数: 32

約数和(自身を含む): 172359360

約数和(自身を除く): 105331000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 239387, 478774, 957548, 1196935, 1675709, 1915096, 2393870, 3351418, 4787740, 6702836, 8378545, 9575480, 13405672, 16757090, 33514180, 67028360]

約数ペア:

[(1, 67028360), (2, 33514180), (4, 16757090), (5, 13405672), (7, 9575480), (8, 8378545), (10, 6702836), (14, 4787740), (20, 3351418), (28, 2393870), (35, 1915096), (40, 1675709), (56, 1196935), (70, 957548), (140, 478774), (280, 239387)]