2181350930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{75401}}^1$

素因数の和:75682

約数の個数: 32

約数和(自身を含む): 4299723648

約数和(自身を除く): 2118372718

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 263, 526, 1315, 2630, 2893, 5786, 14465, 28930, 75401, 150802, 377005, 754010, 829411, 1658822, 4147055, 8294110, 19830463, 39660926, 99152315, 198304630, 218135093, 436270186, 1090675465, 2181350930]

約数ペア:

[(1, 2181350930), (2, 1090675465), (5, 436270186), (10, 218135093), (11, 198304630), (22, 99152315), (55, 39660926), (110, 19830463), (263, 8294110), (526, 4147055), (1315, 1658822), (2630, 829411), (2893, 754010), (5786, 377005), (14465, 150802), (28930, 75401)]