1390341904

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{539729}}^1$

素因数の和:539767

約数の個数: 40

約数和(自身を含む): 3212472960

約数和(自身を除く): 1822131056

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 539729, 1079458, 2158916, 3778103, 4317832, 7556206, 8635664, 12413767, 15112412, 24827534, 30224824, 49655068, 60449648, 86896369, 99310136, 173792738, 198620272, 347585476, 695170952, 1390341904]

約数ペア:

[(1, 1390341904), (2, 695170952), (4, 347585476), (7, 198620272), (8, 173792738), (14, 99310136), (16, 86896369), (23, 60449648), (28, 49655068), (46, 30224824), (56, 24827534), (92, 15112412), (112, 12413767), (161, 8635664), (184, 7556206), (322, 4317832), (368, 3778103), (644, 2158916), (1288, 1079458), (2576, 539729)]