34638020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{15889}}^1$

素因数の和:16007

約数の個数: 24

約数和(自身を含む): 73411800

約数和(自身を除く): 38773780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 15889, 31778, 63556, 79445, 158890, 317780, 1731901, 3463802, 6927604, 8659505, 17319010, 34638020]

約数ペア:

[(1, 34638020), (2, 17319010), (4, 8659505), (5, 6927604), (10, 3463802), (20, 1731901), (109, 317780), (218, 158890), (436, 79445), (545, 63556), (1090, 31778), (2180, 15889)]