2005048420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2445181}}^1$

素因数の和:2445231

約数の個数: 24

約数和(自身を含む): 4313301048

約数和(自身を除く): 2308252628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2445181, 4890362, 9780724, 12225905, 24451810, 48903620, 100252421, 200504842, 401009684, 501262105, 1002524210, 2005048420]

約数ペア:

[(1, 2005048420), (2, 1002524210), (4, 501262105), (5, 401009684), (10, 200504842), (20, 100252421), (41, 48903620), (82, 24451810), (164, 12225905), (205, 9780724), (410, 4890362), (820, 2445181)]