220131128

素因数分解:

$2^3\times 7^2\times {\mathrm{561559}}^1$

素因数の和:561579

約数の個数: 24

約数和(自身を含む): 480133800

約数和(自身を除く): 260002672

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 561559, 1123118, 2246236, 3930913, 4492472, 7861826, 15723652, 27516391, 31447304, 55032782, 110065564, 220131128]

約数ペア:

[(1, 220131128), (2, 110065564), (4, 55032782), (7, 31447304), (8, 27516391), (14, 15723652), (28, 7861826), (49, 4492472), (56, 3930913), (98, 2246236), (196, 1123118), (392, 561559)]