2020144940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{751}}^1\times {\mathrm{12227}}^1$

素因数の和:12998

約数の個数: 48

約数和(自身を含む): 4634509824

約数和(自身を除く): 2614364884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 751, 1502, 3004, 3755, 7510, 8261, 12227, 15020, 16522, 24454, 33044, 41305, 48908, 61135, 82610, 122270, 134497, 165220, 244540, 268994, 537988, 672485, 1344970, 2689940, 9182477, 18364954, 36729908, 45912385, 91824770, 101007247, 183649540, 202014494, 404028988, 505036235, 1010072470, 2020144940]

約数ペア:

[(1, 2020144940), (2, 1010072470), (4, 505036235), (5, 404028988), (10, 202014494), (11, 183649540), (20, 101007247), (22, 91824770), (44, 45912385), (55, 36729908), (110, 18364954), (220, 9182477), (751, 2689940), (1502, 1344970), (3004, 672485), (3755, 537988), (7510, 268994), (8261, 244540), (12227, 165220), (15020, 134497), (16522, 122270), (24454, 82610), (33044, 61135), (41305, 48908)]