2008155560

素因数分解:

$2^3\times 5^1\times {\mathrm{50203889}}^1$

素因数の和:50203900

約数の個数: 16

約数和(自身を含む): 4518350100

約数和(自身を除く): 2510194540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50203889, 100407778, 200815556, 251019445, 401631112, 502038890, 1004077780, 2008155560]

約数ペア:

[(1, 2008155560), (2, 1004077780), (4, 502038890), (5, 401631112), (8, 251019445), (10, 200815556), (20, 100407778), (40, 50203889)]