85556020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{388891}}^1$

素因数の和:388911

約数の個数: 24

約数和(自身を含む): 196001568

約数和(自身を除く): 110445548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 388891, 777782, 1555564, 1944455, 3888910, 4277801, 7777820, 8555602, 17111204, 21389005, 42778010, 85556020]

約数ペア:

[(1, 85556020), (2, 42778010), (4, 21389005), (5, 17111204), (10, 8555602), (11, 7777820), (20, 4277801), (22, 3888910), (44, 1944455), (55, 1555564), (110, 777782), (220, 388891)]