22237840

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2029}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 52106040

約数和(自身を除く): 29868200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2029, 2192, 2740, 4058, 5480, 8116, 10145, 10960, 16232, 20290, 32464, 40580, 81160, 162320, 277973, 555946, 1111892, 1389865, 2223784, 2779730, 4447568, 5559460, 11118920, 22237840]

約数ペア:

[(1, 22237840), (2, 11118920), (4, 5559460), (5, 4447568), (8, 2779730), (10, 2223784), (16, 1389865), (20, 1111892), (40, 555946), (80, 277973), (137, 162320), (274, 81160), (548, 40580), (685, 32464), (1096, 20290), (1370, 16232), (2029, 10960), (2192, 10145), (2740, 8116), (4058, 5480)]