2009698880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3491}}^1$

素因数の和:3772

約数の個数: 112

約数和(自身を含む): 5492105856

約数和(自身を除く): 3482406976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 257, 280, 320, 448, 514, 560, 1028, 1120, 1285, 1799, 2056, 2240, 2570, 3491, 3598, 4112, 5140, 6982, 7196, 8224, 8995, 10280, 13964, 14392, 16448, 17455, 17990, 20560, 24437, 27928, 28784, 34910, 35980, 41120, 48874, 55856, 57568, 69820, 71960, 82240, 97748, 111712, 115136, 122185, 139640, 143920, 195496, 223424, 244370, 279280, 287840, 390992, 488740, 558560, 575680, 781984, 897187, 977480, 1117120, 1563968, 1794374, 1954960, 3588748, 3909920, 4485935, 6280309, 7177496, 7819840, 8971870, 12560618, 14354992, 17943740, 25121236, 28709984, 31401545, 35887480, 50242472, 57419968, 62803090, 71774960, 100484944, 125606180, 143549920, 200969888, 251212360, 287099840, 401939776, 502424720, 1004849440, 2009698880]

約数ペア:

[(1, 2009698880), (2, 1004849440), (4, 502424720), (5, 401939776), (7, 287099840), (8, 251212360), (10, 200969888), (14, 143549920), (16, 125606180), (20, 100484944), (28, 71774960), (32, 62803090), (35, 57419968), (40, 50242472), (56, 35887480), (64, 31401545), (70, 28709984), (80, 25121236), (112, 17943740), (140, 14354992), (160, 12560618), (224, 8971870), (257, 7819840), (280, 7177496), (320, 6280309), (448, 4485935), (514, 3909920), (560, 3588748), (1028, 1954960), (1120, 1794374), (1285, 1563968), (1799, 1117120), (2056, 977480), (2240, 897187), (2570, 781984), (3491, 575680), (3598, 558560), (4112, 488740), (5140, 390992), (6982, 287840), (7196, 279280), (8224, 244370), (8995, 223424), (10280, 195496), (13964, 143920), (14392, 139640), (16448, 122185), (17455, 115136), (17990, 111712), (20560, 97748), (24437, 82240), (27928, 71960), (28784, 69820), (34910, 57568), (35980, 55856), (41120, 48874)]