557008

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1162

約数の個数: 20

約数和(自身を含む): 1115008

約数和(自身を除く): 558000

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1123, 2246, 4492, 8984, 17968, 34813, 69626, 139252, 278504, 557008]

約数ペア:

[(1, 557008), (2, 278504), (4, 139252), (8, 69626), (16, 34813), (31, 17968), (62, 8984), (124, 4492), (248, 2246), (496, 1123)]