38969420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{278353}}^1$

素因数の和:278369

約数の個数: 24

約数和(自身を含む): 93526944

約数和(自身を除く): 54557524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 278353, 556706, 1113412, 1391765, 1948471, 2783530, 3896942, 5567060, 7793884, 9742355, 19484710, 38969420]

約数ペア:

[(1, 38969420), (2, 19484710), (4, 9742355), (5, 7793884), (7, 5567060), (10, 3896942), (14, 2783530), (20, 1948471), (28, 1391765), (35, 1113412), (70, 556706), (140, 278353)]