2000491808

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{70321}}^1$

素因数の和:70465

約数の個数: 48

約数和(自身を含む): 4536612864

約数和(自身を除く): 2536121056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 889, 1016, 1778, 2032, 3556, 4064, 7112, 14224, 28448, 70321, 140642, 281284, 492247, 562568, 984494, 1125136, 1968988, 2250272, 3937976, 7875952, 8930767, 15751904, 17861534, 35723068, 62515369, 71446136, 125030738, 142892272, 250061476, 285784544, 500122952, 1000245904, 2000491808]

約数ペア:

[(1, 2000491808), (2, 1000245904), (4, 500122952), (7, 285784544), (8, 250061476), (14, 142892272), (16, 125030738), (28, 71446136), (32, 62515369), (56, 35723068), (112, 17861534), (127, 15751904), (224, 8930767), (254, 7875952), (508, 3937976), (889, 2250272), (1016, 1968988), (1778, 1125136), (2032, 984494), (3556, 562568), (4064, 492247), (7112, 281284), (14224, 140642), (28448, 70321)]