20055730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 17269070

約数列:

[1, 2, 5, 10, 53, 79, 106, 158, 265, 395, 479, 530, 790, 958, 2395, 4187, 4790, 8374, 20935, 25387, 37841, 41870, 50774, 75682, 126935, 189205, 253870, 378410, 2005573, 4011146, 10027865, 20055730]

約数ペア:

[(1, 20055730), (2, 10027865), (5, 4011146), (10, 2005573), (53, 378410), (79, 253870), (106, 189205), (158, 126935), (265, 75682), (395, 50774), (479, 41870), (530, 37841), (790, 25387), (958, 20935), (2395, 8374), (4187, 4790)]