8194780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^2$

素因数の和:406

約数の個数: 36

約数和(自身を含む): 18871272

約数和(自身を除く): 10676492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3860, 4246, 8492, 10615, 21230, 37249, 42460, 74498, 148996, 186245, 372490, 409739, 744980, 819478, 1638956, 2048695, 4097390, 8194780]

約数ペア:

[(1, 8194780), (2, 4097390), (4, 2048695), (5, 1638956), (10, 819478), (11, 744980), (20, 409739), (22, 372490), (44, 186245), (55, 148996), (110, 74498), (193, 42460), (220, 37249), (386, 21230), (772, 10615), (965, 8492), (1930, 4246), (2123, 3860)]