20182820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144163}}^1$

素因数の和:144179

約数の個数: 24

約数和(自身を含む): 48439104

約数和(自身を除く): 28256284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144163, 288326, 576652, 720815, 1009141, 1441630, 2018282, 2883260, 4036564, 5045705, 10091410, 20182820]

約数ペア:

[(1, 20182820), (2, 10091410), (4, 5045705), (5, 4036564), (7, 2883260), (10, 2018282), (14, 1441630), (20, 1009141), (28, 720815), (35, 576652), (70, 288326), (140, 144163)]