2808883880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 7054940160

約数和(自身を除く): 4246056280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 151, 220, 268, 302, 335, 440, 536, 604, 631, 670, 737, 755, 1208, 1262, 1340, 1474, 1510, 1661, 2524, 2680, 2948, 3020, 3155, 3322, 3685, 5048, 5896, 6040, 6310, 6644, 6941, 7370, 8305, 10117, 12620, 13288, 13882, 14740, 16610, 20234, 25240, 27764, 29480, 33220, 34705, 40468, 42277, 50585, 55528, 66440, 69410, 80936, 84554, 95281, 101170, 111287, 138820, 169108, 190562, 202340, 211385, 222574, 277640, 338216, 381124, 404680, 422770, 445148, 465047, 476405, 556435, 762248, 845540, 890296, 930094, 952810, 1048091, 1112870, 1691080, 1860188, 1905620, 2096182, 2225740, 2325235, 3720376, 3811240, 4192364, 4451480, 4650470, 5240455, 6383827, 8384728, 9300940, 10480910, 12767654, 18601880, 20961820, 25535308, 31919135, 41923640, 51070616, 63838270, 70222097, 127676540, 140444194, 255353080, 280888388, 351110485, 561776776, 702220970, 1404441940, 2808883880]

約数ペア:

[(1, 2808883880), (2, 1404441940), (4, 702220970), (5, 561776776), (8, 351110485), (10, 280888388), (11, 255353080), (20, 140444194), (22, 127676540), (40, 70222097), (44, 63838270), (55, 51070616), (67, 41923640), (88, 31919135), (110, 25535308), (134, 20961820), (151, 18601880), (220, 12767654), (268, 10480910), (302, 9300940), (335, 8384728), (440, 6383827), (536, 5240455), (604, 4650470), (631, 4451480), (670, 4192364), (737, 3811240), (755, 3720376), (1208, 2325235), (1262, 2225740), (1340, 2096182), (1474, 1905620), (1510, 1860188), (1661, 1691080), (2524, 1112870), (2680, 1048091), (2948, 952810), (3020, 930094), (3155, 890296), (3322, 845540), (3685, 762248), (5048, 556435), (5896, 476405), (6040, 465047), (6310, 445148), (6644, 422770), (6941, 404680), (7370, 381124), (8305, 338216), (10117, 277640), (12620, 222574), (13288, 211385), (13882, 202340), (14740, 190562), (16610, 169108), (20234, 138820), (25240, 111287), (27764, 101170), (29480, 95281), (33220, 84554), (34705, 80936), (40468, 69410), (42277, 66440), (50585, 55528)]