39890510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15767}}^1$

素因数の和:15808

約数の個数: 32

約数和(自身を含む): 81741312

約数和(自身を除く): 41850802

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 15767, 31534, 78835, 157670, 173437, 346874, 362641, 725282, 867185, 1734370, 1813205, 3626410, 3989051, 7978102, 19945255, 39890510]

約数ペア:

[(1, 39890510), (2, 19945255), (5, 7978102), (10, 3989051), (11, 3626410), (22, 1813205), (23, 1734370), (46, 867185), (55, 725282), (110, 362641), (115, 346874), (230, 173437), (253, 157670), (506, 78835), (1265, 31534), (2530, 15767)]