2021940925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{997}}^1\times {\mathrm{3527}}^1$

素因数の和:4557

約数の個数: 24

約数和(自身を含む): 2619582336

約数和(自身を除く): 597641411

約数列:

[1, 5, 23, 25, 115, 575, 997, 3527, 4985, 17635, 22931, 24925, 81121, 88175, 114655, 405605, 573275, 2028025, 3516419, 17582095, 80877637, 87910475, 404388185, 2021940925]

約数ペア:

[(1, 2021940925), (5, 404388185), (23, 87910475), (25, 80877637), (115, 17582095), (575, 3516419), (997, 2028025), (3527, 573275), (4985, 405605), (17635, 114655), (22931, 88175), (24925, 81121)]