4278428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 9676800

約数和(自身を除く): 5398372

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 479, 638, 812, 958, 1276, 1916, 2233, 3353, 4466, 5269, 6706, 8932, 10538, 13412, 13891, 21076, 27782, 36883, 55564, 73766, 97237, 147532, 152801, 194474, 305602, 388948, 611204, 1069607, 2139214, 4278428]

約数ペア:

[(1, 4278428), (2, 2139214), (4, 1069607), (7, 611204), (11, 388948), (14, 305602), (22, 194474), (28, 152801), (29, 147532), (44, 97237), (58, 73766), (77, 55564), (116, 36883), (154, 27782), (203, 21076), (308, 13891), (319, 13412), (406, 10538), (479, 8932), (638, 6706), (812, 5269), (958, 4466), (1276, 3353), (1916, 2233)]