40007924

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:788

約数の個数: 36

約数和(自身を含む): 77667744

約数和(自身を除く): 37659820

約数列:

[1, 2, 4, 11, 22, 44, 121, 131, 242, 262, 484, 524, 631, 1262, 1441, 2524, 2882, 5764, 6941, 13882, 15851, 27764, 31702, 63404, 76351, 82661, 152702, 165322, 305404, 330644, 909271, 1818542, 3637084, 10001981, 20003962, 40007924]

約数ペア:

[(1, 40007924), (2, 20003962), (4, 10001981), (11, 3637084), (22, 1818542), (44, 909271), (121, 330644), (131, 305404), (242, 165322), (262, 152702), (484, 82661), (524, 76351), (631, 63404), (1262, 31702), (1441, 27764), (2524, 15851), (2882, 13882), (5764, 6941)]