2683660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 6672960

約数和(自身を除く): 3989300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 661, 812, 1015, 1322, 2030, 2644, 3305, 4060, 4627, 6610, 9254, 13220, 18508, 19169, 23135, 38338, 46270, 76676, 92540, 95845, 134183, 191690, 268366, 383380, 536732, 670915, 1341830, 2683660]

約数ペア:

[(1, 2683660), (2, 1341830), (4, 670915), (5, 536732), (7, 383380), (10, 268366), (14, 191690), (20, 134183), (28, 95845), (29, 92540), (35, 76676), (58, 46270), (70, 38338), (116, 23135), (140, 19169), (145, 18508), (203, 13220), (290, 9254), (406, 6610), (580, 4627), (661, 4060), (812, 3305), (1015, 2644), (1322, 2030)]