2557744

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:613

約数の個数: 40

約数和(自身を含む): 5812128

約数和(自身を除く): 3254384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 557, 574, 656, 1114, 1148, 2228, 2296, 3899, 4456, 4592, 7798, 8912, 15596, 22837, 31192, 45674, 62384, 91348, 159859, 182696, 319718, 365392, 639436, 1278872, 2557744]

約数ペア:

[(1, 2557744), (2, 1278872), (4, 639436), (7, 365392), (8, 319718), (14, 182696), (16, 159859), (28, 91348), (41, 62384), (56, 45674), (82, 31192), (112, 22837), (164, 15596), (287, 8912), (328, 7798), (557, 4592), (574, 4456), (656, 3899), (1114, 2296), (1148, 2228)]