73066420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{521903}}^1$

素因数の和:521919

約数の個数: 24

約数和(自身を含む): 175359744

約数和(自身を除く): 102293324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 521903, 1043806, 2087612, 2609515, 3653321, 5219030, 7306642, 10438060, 14613284, 18266605, 36533210, 73066420]

約数ペア:

[(1, 73066420), (2, 36533210), (4, 18266605), (5, 14613284), (7, 10438060), (10, 7306642), (14, 5219030), (20, 3653321), (28, 2609515), (35, 2087612), (70, 1043806), (140, 521903)]