22851280

素因数分解:

$2^4\times 5^1\times {\mathrm{285641}}^1$

素因数の和:285654

約数の個数: 20

約数和(自身を含む): 53129412

約数和(自身を除く): 30278132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 285641, 571282, 1142564, 1428205, 2285128, 2856410, 4570256, 5712820, 11425640, 22851280]

約数ペア:

[(1, 22851280), (2, 11425640), (4, 5712820), (5, 4570256), (8, 2856410), (10, 2285128), (16, 1428205), (20, 1142564), (40, 571282), (80, 285641)]