200185780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{244129}}^1$

素因数の和:244179

約数の個数: 24

約数和(自身を含む): 430645320

約数和(自身を除く): 230459540

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 244129, 488258, 976516, 1220645, 2441290, 4882580, 10009289, 20018578, 40037156, 50046445, 100092890, 200185780]

約数ペア:

[(1, 200185780), (2, 100092890), (4, 50046445), (5, 40037156), (10, 20018578), (20, 10009289), (41, 4882580), (82, 2441290), (164, 1220645), (205, 976516), (410, 488258), (820, 244129)]