2721478360

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{9859}}^1$

素因数の和:10040

約数の個数: 64

約数和(自身を含む): 6275692800

約数和(自身を除く): 3554214440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 103, 134, 206, 268, 335, 412, 515, 536, 670, 824, 1030, 1340, 2060, 2680, 4120, 6901, 9859, 13802, 19718, 27604, 34505, 39436, 49295, 55208, 69010, 78872, 98590, 138020, 197180, 276040, 394360, 660553, 1015477, 1321106, 2030954, 2642212, 3302765, 4061908, 5077385, 5284424, 6605530, 8123816, 10154770, 13211060, 20309540, 26422120, 40619080, 68036959, 136073918, 272147836, 340184795, 544295672, 680369590, 1360739180, 2721478360]

約数ペア:

[(1, 2721478360), (2, 1360739180), (4, 680369590), (5, 544295672), (8, 340184795), (10, 272147836), (20, 136073918), (40, 68036959), (67, 40619080), (103, 26422120), (134, 20309540), (206, 13211060), (268, 10154770), (335, 8123816), (412, 6605530), (515, 5284424), (536, 5077385), (670, 4061908), (824, 3302765), (1030, 2642212), (1340, 2030954), (2060, 1321106), (2680, 1015477), (4120, 660553), (6901, 394360), (9859, 276040), (13802, 197180), (19718, 138020), (27604, 98590), (34505, 78872), (39436, 69010), (49295, 55208)]