19741860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36559}}^1$

素因数の和:36577

約数の個数: 48

約数和(自身を含む): 61420800

約数和(自身を除く): 41678940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36559, 73118, 109677, 146236, 182795, 219354, 329031, 365590, 438708, 548385, 658062, 731180, 987093, 1096770, 1316124, 1645155, 1974186, 2193540, 3290310, 3948372, 4935465, 6580620, 9870930, 19741860]

約数ペア:

[(1, 19741860), (2, 9870930), (3, 6580620), (4, 4935465), (5, 3948372), (6, 3290310), (9, 2193540), (10, 1974186), (12, 1645155), (15, 1316124), (18, 1096770), (20, 987093), (27, 731180), (30, 658062), (36, 548385), (45, 438708), (54, 365590), (60, 329031), (90, 219354), (108, 182795), (135, 146236), (180, 109677), (270, 73118), (540, 36559)]