20527100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{18661}}^1$

素因数の和:18686

約数の個数: 36

約数和(自身を含む): 48595848

約数和(自身を除く): 28068748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 18661, 37322, 74644, 93305, 186610, 205271, 373220, 410542, 466525, 821084, 933050, 1026355, 1866100, 2052710, 4105420, 5131775, 10263550, 20527100]

約数ペア:

[(1, 20527100), (2, 10263550), (4, 5131775), (5, 4105420), (10, 2052710), (11, 1866100), (20, 1026355), (22, 933050), (25, 821084), (44, 466525), (50, 410542), (55, 373220), (100, 205271), (110, 186610), (220, 93305), (275, 74644), (550, 37322), (1100, 18661)]