290465776

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{138581}}^1$

素因数の和:138720

約数の個数: 20

約数和(自身を含む): 567077544

約数和(自身を除く): 276611768

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 138581, 277162, 554324, 1108648, 2217296, 18154111, 36308222, 72616444, 145232888, 290465776]

約数ペア:

[(1, 290465776), (2, 145232888), (4, 72616444), (8, 36308222), (16, 18154111), (131, 2217296), (262, 1108648), (524, 554324), (1048, 277162), (2096, 138581)]