2020906510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4124299}}^1$

素因数の和:4124320

約数の個数: 24

約数和(自身を含む): 4231531800

約数和(自身を除く): 2210625290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4124299, 8248598, 20621495, 28870093, 41242990, 57740186, 144350465, 202090651, 288700930, 404181302, 1010453255, 2020906510]

約数ペア:

[(1, 2020906510), (2, 1010453255), (5, 404181302), (7, 288700930), (10, 202090651), (14, 144350465), (35, 57740186), (49, 41242990), (70, 28870093), (98, 20621495), (245, 8248598), (490, 4124299)]