2080795864

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1\times {\mathrm{907}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 4534479360

約数和(自身を除く): 2453683496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 577, 907, 994, 1154, 1814, 1988, 2308, 3628, 3976, 4039, 4616, 6349, 7256, 8078, 12698, 16156, 25396, 32312, 40967, 50792, 64397, 81934, 128794, 163868, 257588, 286769, 327736, 450779, 515176, 523339, 573538, 901558, 1046678, 1147076, 1803116, 2093356, 2294152, 3606232, 3663373, 4186712, 7326746, 14653492, 29306984, 37157069, 74314138, 148628276, 260099483, 297256552, 520198966, 1040397932, 2080795864]

約数ペア:

[(1, 2080795864), (2, 1040397932), (4, 520198966), (7, 297256552), (8, 260099483), (14, 148628276), (28, 74314138), (56, 37157069), (71, 29306984), (142, 14653492), (284, 7326746), (497, 4186712), (568, 3663373), (577, 3606232), (907, 2294152), (994, 2093356), (1154, 1803116), (1814, 1147076), (1988, 1046678), (2308, 901558), (3628, 573538), (3976, 523339), (4039, 515176), (4616, 450779), (6349, 327736), (7256, 286769), (8078, 257588), (12698, 163868), (16156, 128794), (25396, 81934), (32312, 64397), (40967, 50792)]