2020648620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{245821}}^1$

素因数の和:245970

約数の個数: 48

約数和(自身を含む): 5699137248

約数和(自身を除く): 3678488628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 245821, 491642, 737463, 983284, 1229105, 1474926, 2458210, 2949852, 3687315, 4916420, 7374630, 14749260, 33677477, 67354954, 101032431, 134709908, 168387385, 202064862, 336774770, 404129724, 505162155, 673549540, 1010324310, 2020648620]

約数ペア:

[(1, 2020648620), (2, 1010324310), (3, 673549540), (4, 505162155), (5, 404129724), (6, 336774770), (10, 202064862), (12, 168387385), (15, 134709908), (20, 101032431), (30, 67354954), (60, 33677477), (137, 14749260), (274, 7374630), (411, 4916420), (548, 3687315), (685, 2949852), (822, 2458210), (1370, 1474926), (1644, 1229105), (2055, 983284), (2740, 737463), (4110, 491642), (8220, 245821)]