243236420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1737403}}^1$

素因数の和:1737419

約数の個数: 24

約数和(自身を含む): 583767744

約数和(自身を除く): 340531324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1737403, 3474806, 6949612, 8687015, 12161821, 17374030, 24323642, 34748060, 48647284, 60809105, 121618210, 243236420]

約数ペア:

[(1, 243236420), (2, 121618210), (4, 60809105), (5, 48647284), (7, 34748060), (10, 24323642), (14, 17374030), (20, 12161821), (28, 8687015), (35, 6949612), (70, 3474806), (140, 1737403)]