2772079280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{7393}}^1$

素因数の和:7558

約数の個数: 80

約数和(自身を含む): 6656374560

約数和(自身を除く): 3884295280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 109, 172, 215, 218, 344, 430, 436, 545, 688, 860, 872, 1090, 1720, 1744, 2180, 3440, 4360, 4687, 7393, 8720, 9374, 14786, 18748, 23435, 29572, 36965, 37496, 46870, 59144, 73930, 74992, 93740, 118288, 147860, 187480, 295720, 317899, 374960, 591440, 635798, 805837, 1271596, 1589495, 1611674, 2543192, 3178990, 3223348, 4029185, 5086384, 6357980, 6446696, 8058370, 12715960, 12893392, 16116740, 25431920, 32233480, 34650991, 64466960, 69301982, 138603964, 173254955, 277207928, 346509910, 554415856, 693019820, 1386039640, 2772079280]

約数ペア:

[(1, 2772079280), (2, 1386039640), (4, 693019820), (5, 554415856), (8, 346509910), (10, 277207928), (16, 173254955), (20, 138603964), (40, 69301982), (43, 64466960), (80, 34650991), (86, 32233480), (109, 25431920), (172, 16116740), (215, 12893392), (218, 12715960), (344, 8058370), (430, 6446696), (436, 6357980), (545, 5086384), (688, 4029185), (860, 3223348), (872, 3178990), (1090, 2543192), (1720, 1611674), (1744, 1589495), (2180, 1271596), (3440, 805837), (4360, 635798), (4687, 591440), (7393, 374960), (8720, 317899), (9374, 295720), (14786, 187480), (18748, 147860), (23435, 118288), (29572, 93740), (36965, 74992), (37496, 73930), (46870, 59144)]