1260841216

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{259219}}^1$

素因数の和:259254

約数の個数: 36

約数和(自身を含む): 2649228400

約数和(自身を除く): 1388387184

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 259219, 518438, 1036876, 2073752, 4147504, 4925161, 8295008, 9850322, 16590016, 19700644, 33180032, 39401288, 66360064, 78802576, 157605152, 315210304, 630420608, 1260841216]

約数ペア:

[(1, 1260841216), (2, 630420608), (4, 315210304), (8, 157605152), (16, 78802576), (19, 66360064), (32, 39401288), (38, 33180032), (64, 19700644), (76, 16590016), (128, 9850322), (152, 8295008), (256, 4925161), (304, 4147504), (608, 2073752), (1216, 1036876), (2432, 518438), (4864, 259219)]