27545780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81017}}^1$

素因数の和:81043

約数の個数: 24

約数和(自身を含む): 61249608

約数和(自身を除く): 33703828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 81017, 162034, 324068, 405085, 810170, 1377289, 1620340, 2754578, 5509156, 6886445, 13772890, 27545780]

約数ペア:

[(1, 27545780), (2, 13772890), (4, 6886445), (5, 5509156), (10, 2754578), (17, 1620340), (20, 1377289), (34, 810170), (68, 405085), (85, 324068), (170, 162034), (340, 81017)]