8120290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28001}}^1$

素因数の和:28037

約数の個数: 16

約数和(自身を含む): 15121080

約数和(自身を除く): 7000790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 28001, 56002, 140005, 280010, 812029, 1624058, 4060145, 8120290]

約数ペア:

[(1, 8120290), (2, 4060145), (5, 1624058), (10, 812029), (29, 280010), (58, 140005), (145, 56002), (290, 28001)]