210007163540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{256106297}}^1$

素因数の和:256106347

約数の個数: 24

約数和(自身を含む): 451771509672

約数和(自身を除く): 241764346132

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 256106297, 512212594, 1024425188, 1280531485, 2561062970, 5122125940, 10500358177, 21000716354, 42001432708, 52501790885, 105003581770, 210007163540]

約数ペア:

[(1, 210007163540), (2, 105003581770), (4, 52501790885), (5, 42001432708), (10, 21000716354), (20, 10500358177), (41, 5122125940), (82, 2561062970), (164, 1280531485), (205, 1024425188), (410, 512212594), (820, 256106297)]