2080881180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1651493}}^1$

素因数の和:1651515

約数の個数: 72

約数和(自身を含む): 7213725792

約数和(自身を除く): 5132844612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1651493, 3302986, 4954479, 6605972, 8257465, 9908958, 11560451, 14863437, 16514930, 19817916, 23120902, 24772395, 29726874, 33029860, 34681353, 46241804, 49544790, 57802255, 59453748, 69362706, 74317185, 99089580, 104044059, 115604510, 138725412, 148634370, 173406765, 208088118, 231209020, 297268740, 346813530, 416176236, 520220295, 693627060, 1040440590, 2080881180]

約数ペア:

[(1, 2080881180), (2, 1040440590), (3, 693627060), (4, 520220295), (5, 416176236), (6, 346813530), (7, 297268740), (9, 231209020), (10, 208088118), (12, 173406765), (14, 148634370), (15, 138725412), (18, 115604510), (20, 104044059), (21, 99089580), (28, 74317185), (30, 69362706), (35, 59453748), (36, 57802255), (42, 49544790), (45, 46241804), (60, 34681353), (63, 33029860), (70, 29726874), (84, 24772395), (90, 23120902), (105, 19817916), (126, 16514930), (140, 14863437), (180, 11560451), (210, 9908958), (252, 8257465), (315, 6605972), (420, 4954479), (630, 3302986), (1260, 1651493)]