2049186440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7318523}}^1$

素因数の和:7318541

約数の個数: 32

約数和(自身を含む): 5269337280

約数和(自身を除く): 3220150840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7318523, 14637046, 29274092, 36592615, 51229661, 58548184, 73185230, 102459322, 146370460, 204918644, 256148305, 292740920, 409837288, 512296610, 1024593220, 2049186440]

約数ペア:

[(1, 2049186440), (2, 1024593220), (4, 512296610), (5, 409837288), (7, 292740920), (8, 256148305), (10, 204918644), (14, 146370460), (20, 102459322), (28, 73185230), (35, 58548184), (40, 51229661), (56, 36592615), (70, 29274092), (140, 14637046), (280, 7318523)]