16560620

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1021}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 34854288

約数和(自身を除く): 18293668

約数列:

[1, 2, 4, 5, 10, 20, 811, 1021, 1622, 2042, 3244, 4055, 4084, 5105, 8110, 10210, 16220, 20420, 828031, 1656062, 3312124, 4140155, 8280310, 16560620]

約数ペア:

[(1, 16560620), (2, 8280310), (4, 4140155), (5, 3312124), (10, 1656062), (20, 828031), (811, 20420), (1021, 16220), (1622, 10210), (2042, 8110), (3244, 5105), (4055, 4084)]