20172596620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{43313}}^1$

素因数の和:43435

約数の個数: 96

約数和(自身を含む): 48463168320

約数和(自身を除く): 28290571700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 73, 110, 116, 145, 146, 220, 290, 292, 319, 365, 580, 638, 730, 803, 1276, 1460, 1595, 1606, 2117, 3190, 3212, 4015, 4234, 6380, 8030, 8468, 10585, 16060, 21170, 23287, 42340, 43313, 46574, 86626, 93148, 116435, 173252, 216565, 232870, 433130, 465740, 476443, 866260, 952886, 1256077, 1905772, 2382215, 2512154, 3161849, 4764430, 5024308, 6280385, 6323698, 9528860, 12560770, 12647396, 13816847, 15809245, 25121540, 27633694, 31618490, 34780339, 55267388, 63236980, 69084235, 69560678, 91693621, 138168470, 139121356, 173901695, 183387242, 276336940, 347803390, 366774484, 458468105, 695606780, 916936210, 1008629831, 1833872420, 2017259662, 4034519324, 5043149155, 10086298310, 20172596620]

約数ペア:

[(1, 20172596620), (2, 10086298310), (4, 5043149155), (5, 4034519324), (10, 2017259662), (11, 1833872420), (20, 1008629831), (22, 916936210), (29, 695606780), (44, 458468105), (55, 366774484), (58, 347803390), (73, 276336940), (110, 183387242), (116, 173901695), (145, 139121356), (146, 138168470), (220, 91693621), (290, 69560678), (292, 69084235), (319, 63236980), (365, 55267388), (580, 34780339), (638, 31618490), (730, 27633694), (803, 25121540), (1276, 15809245), (1460, 13816847), (1595, 12647396), (1606, 12560770), (2117, 9528860), (3190, 6323698), (3212, 6280385), (4015, 5024308), (4234, 4764430), (6380, 3161849), (8030, 2512154), (8468, 2382215), (10585, 1905772), (16060, 1256077), (21170, 952886), (23287, 866260), (42340, 476443), (43313, 465740), (46574, 433130), (86626, 232870), (93148, 216565), (116435, 173252)]