770420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5503}}^1$

素因数の和:5519

約数の個数: 24

約数和(自身を含む): 1849344

約数和(自身を除く): 1078924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5503, 11006, 22012, 27515, 38521, 55030, 77042, 110060, 154084, 192605, 385210, 770420]

約数ペア:

[(1, 770420), (2, 385210), (4, 192605), (5, 154084), (7, 110060), (10, 77042), (14, 55030), (20, 38521), (28, 27515), (35, 22012), (70, 11006), (140, 5503)]