243696460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1740689}}^1$

素因数の和:1740705

約数の個数: 24

約数和(自身を含む): 584871840

約数和(自身を除く): 341175380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1740689, 3481378, 6962756, 8703445, 12184823, 17406890, 24369646, 34813780, 48739292, 60924115, 121848230, 243696460]

約数ペア:

[(1, 243696460), (2, 121848230), (4, 60924115), (5, 48739292), (7, 34813780), (10, 24369646), (14, 17406890), (20, 12184823), (28, 8703445), (35, 6962756), (70, 3481378), (140, 1740689)]