54796420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{391403}}^1$

素因数の和:391419

約数の個数: 24

約数和(自身を含む): 131511744

約数和(自身を除く): 76715324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 391403, 782806, 1565612, 1957015, 2739821, 3914030, 5479642, 7828060, 10959284, 13699105, 27398210, 54796420]

約数ペア:

[(1, 54796420), (2, 27398210), (4, 13699105), (5, 10959284), (7, 7828060), (10, 5479642), (14, 3914030), (20, 2739821), (28, 1957015), (35, 1565612), (70, 782806), (140, 391403)]