492744260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{347003}}^1$

素因数の和:347083

約数の個数: 24

約数和(自身を含む): 1049340096

約数和(自身を除く): 556595836

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 347003, 694006, 1388012, 1735015, 3470030, 6940060, 24637213, 49274426, 98548852, 123186065, 246372130, 492744260]

約数ペア:

[(1, 492744260), (2, 246372130), (4, 123186065), (5, 98548852), (10, 49274426), (20, 24637213), (71, 6940060), (142, 3470030), (284, 1735015), (355, 1388012), (710, 694006), (1420, 347003)]