20961060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7433}}^1$

素因数の和:7492

約数の個数: 48

約数和(自身を含む): 59947776

約数和(自身を除く): 38986716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 7433, 14866, 22299, 29732, 37165, 44598, 74330, 89196, 111495, 148660, 222990, 349351, 445980, 698702, 1048053, 1397404, 1746755, 2096106, 3493510, 4192212, 5240265, 6987020, 10480530, 20961060]

約数ペア:

[(1, 20961060), (2, 10480530), (3, 6987020), (4, 5240265), (5, 4192212), (6, 3493510), (10, 2096106), (12, 1746755), (15, 1397404), (20, 1048053), (30, 698702), (47, 445980), (60, 349351), (94, 222990), (141, 148660), (188, 111495), (235, 89196), (282, 74330), (470, 44598), (564, 37165), (705, 29732), (940, 22299), (1410, 14866), (2820, 7433)]