2128889460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{17929}}^1$

素因数の和:19920

約数の個数: 48

約数和(自身を含む): 5964235200

約数和(自身を除く): 3835345740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1979, 3958, 5937, 7916, 9895, 11874, 17929, 19790, 23748, 29685, 35858, 39580, 53787, 59370, 71716, 89645, 107574, 118740, 179290, 215148, 268935, 358580, 537870, 1075740, 35481491, 70962982, 106444473, 141925964, 177407455, 212888946, 354814910, 425777892, 532222365, 709629820, 1064444730, 2128889460]

約数ペア:

[(1, 2128889460), (2, 1064444730), (3, 709629820), (4, 532222365), (5, 425777892), (6, 354814910), (10, 212888946), (12, 177407455), (15, 141925964), (20, 106444473), (30, 70962982), (60, 35481491), (1979, 1075740), (3958, 537870), (5937, 358580), (7916, 268935), (9895, 215148), (11874, 179290), (17929, 118740), (19790, 107574), (23748, 89645), (29685, 71716), (35858, 59370), (39580, 53787)]