208452290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{718801}}^1$

素因数の和:718837

約数の個数: 16

約数和(自身を含む): 388153080

約数和(自身を除く): 179700790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 718801, 1437602, 3594005, 7188010, 20845229, 41690458, 104226145, 208452290]

約数ペア:

[(1, 208452290), (2, 104226145), (5, 41690458), (10, 20845229), (29, 7188010), (58, 3594005), (145, 1437602), (290, 718801)]