72080260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{514859}}^1$

素因数の和:514875

約数の個数: 24

約数和(自身を含む): 172992960

約数和(自身を除く): 100912700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 514859, 1029718, 2059436, 2574295, 3604013, 5148590, 7208026, 10297180, 14416052, 18020065, 36040130, 72080260]

約数ペア:

[(1, 72080260), (2, 36040130), (4, 18020065), (5, 14416052), (7, 10297180), (10, 7208026), (14, 5148590), (20, 3604013), (28, 2574295), (35, 2059436), (70, 1029718), (140, 514859)]