28786740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12967}}^1$

素因数の和:13016

約数の個数: 48

約数和(自身を含む): 82787712

約数和(自身を除く): 54000972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 12967, 25934, 38901, 51868, 64835, 77802, 129670, 155604, 194505, 259340, 389010, 479779, 778020, 959558, 1439337, 1919116, 2398895, 2878674, 4797790, 5757348, 7196685, 9595580, 14393370, 28786740]

約数ペア:

[(1, 28786740), (2, 14393370), (3, 9595580), (4, 7196685), (5, 5757348), (6, 4797790), (10, 2878674), (12, 2398895), (15, 1919116), (20, 1439337), (30, 959558), (37, 778020), (60, 479779), (74, 389010), (111, 259340), (148, 194505), (185, 155604), (222, 129670), (370, 77802), (444, 64835), (555, 51868), (740, 38901), (1110, 25934), (2220, 12967)]