1889470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 3771360

約数和(自身を除く): 1881890

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 193, 386, 445, 890, 965, 979, 1930, 1958, 2123, 4246, 4895, 9790, 10615, 17177, 21230, 34354, 85885, 171770, 188947, 377894, 944735, 1889470]

約数ペア:

[(1, 1889470), (2, 944735), (5, 377894), (10, 188947), (11, 171770), (22, 85885), (55, 34354), (89, 21230), (110, 17177), (178, 10615), (193, 9790), (386, 4895), (445, 4246), (890, 2123), (965, 1958), (979, 1930)]