20238416660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{147661}}^1$

素因数の和:147777

約数の個数: 96

約数和(自身を含む): 53583586560

約数和(自身を除く): 33345169900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 89, 110, 140, 154, 178, 220, 308, 356, 385, 445, 623, 770, 890, 979, 1246, 1540, 1780, 1958, 2492, 3115, 3916, 4895, 6230, 6853, 9790, 12460, 13706, 19580, 27412, 34265, 68530, 137060, 147661, 295322, 590644, 738305, 1033627, 1476610, 1624271, 2067254, 2953220, 3248542, 4134508, 5168135, 6497084, 8121355, 10336270, 11369897, 13141829, 16242710, 20672540, 22739794, 26283658, 32485420, 45479588, 52567316, 56849485, 65709145, 91992803, 113698970, 131418290, 144560119, 183985606, 227397940, 262836580, 289120238, 367971212, 459964015, 578240476, 722800595, 919928030, 1011920833, 1445601190, 1839856060, 2023841666, 2891202380, 4047683332, 5059604165, 10119208330, 20238416660]

約数ペア:

[(1, 20238416660), (2, 10119208330), (4, 5059604165), (5, 4047683332), (7, 2891202380), (10, 2023841666), (11, 1839856060), (14, 1445601190), (20, 1011920833), (22, 919928030), (28, 722800595), (35, 578240476), (44, 459964015), (55, 367971212), (70, 289120238), (77, 262836580), (89, 227397940), (110, 183985606), (140, 144560119), (154, 131418290), (178, 113698970), (220, 91992803), (308, 65709145), (356, 56849485), (385, 52567316), (445, 45479588), (623, 32485420), (770, 26283658), (890, 22739794), (979, 20672540), (1246, 16242710), (1540, 13141829), (1780, 11369897), (1958, 10336270), (2492, 8121355), (3115, 6497084), (3916, 5168135), (4895, 4134508), (6230, 3248542), (6853, 2953220), (9790, 2067254), (12460, 1624271), (13706, 1476610), (19580, 1033627), (27412, 738305), (34265, 590644), (68530, 295322), (137060, 147661)]