156968540

素因数分解:

$2^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{7687}}^1$

素因数の和:8717

約数の個数: 24

約数和(自身を含む): 329999712

約数和(自身を除く): 173031172

約数列:

[1, 2, 4, 5, 10, 20, 1021, 2042, 4084, 5105, 7687, 10210, 15374, 20420, 30748, 38435, 76870, 153740, 7848427, 15696854, 31393708, 39242135, 78484270, 156968540]

約数ペア:

[(1, 156968540), (2, 78484270), (4, 39242135), (5, 31393708), (10, 15696854), (20, 7848427), (1021, 153740), (2042, 76870), (4084, 38435), (5105, 30748), (7687, 20420), (10210, 15374)]