22718620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26417}}^1$

素因数の和:26469

約数の個数: 24

約数和(自身を含む): 48820464

約数和(自身を除く): 26101844

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 26417, 52834, 105668, 132085, 264170, 528340, 1135931, 2271862, 4543724, 5679655, 11359310, 22718620]

約数ペア:

[(1, 22718620), (2, 11359310), (4, 5679655), (5, 4543724), (10, 2271862), (20, 1135931), (43, 528340), (86, 264170), (172, 132085), (215, 105668), (430, 52834), (860, 26417)]