2257916

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 4139520

約数和(自身を除く): 1881604

約数列:

[1, 2, 4, 31, 62, 124, 131, 139, 262, 278, 524, 556, 4061, 4309, 8122, 8618, 16244, 17236, 18209, 36418, 72836, 564479, 1128958, 2257916]

約数ペア:

[(1, 2257916), (2, 1128958), (4, 564479), (31, 72836), (62, 36418), (124, 18209), (131, 17236), (139, 16244), (262, 8618), (278, 8122), (524, 4309), (556, 4061)]