870430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 32

約数和(自身を含む): 1759968

約数和(自身を除く): 889538

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 193, 205, 386, 410, 451, 902, 965, 1930, 2123, 2255, 4246, 4510, 7913, 10615, 15826, 21230, 39565, 79130, 87043, 174086, 435215, 870430]

約数ペア:

[(1, 870430), (2, 435215), (5, 174086), (10, 87043), (11, 79130), (22, 39565), (41, 21230), (55, 15826), (82, 10615), (110, 7913), (193, 4510), (205, 4246), (386, 2255), (410, 2123), (451, 1930), (902, 965)]