6506420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3221}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 13803048

約数和(自身を除く): 7296628

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 3221, 6442, 12884, 16105, 32210, 64420, 325321, 650642, 1301284, 1626605, 3253210, 6506420]

約数ペア:

[(1, 6506420), (2, 3253210), (4, 1626605), (5, 1301284), (10, 650642), (20, 325321), (101, 64420), (202, 32210), (404, 16105), (505, 12884), (1010, 6442), (2020, 3221)]