142734680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{324397}}^1$

素因数の和:324419

約数の個数: 32

約数和(自身を含む): 350349840

約数和(自身を除く): 207615160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 324397, 648794, 1297588, 1621985, 2595176, 3243970, 3568367, 6487940, 7136734, 12975880, 14273468, 17841835, 28546936, 35683670, 71367340, 142734680]

約数ペア:

[(1, 142734680), (2, 71367340), (4, 35683670), (5, 28546936), (8, 17841835), (10, 14273468), (11, 12975880), (20, 7136734), (22, 6487940), (40, 3568367), (44, 3243970), (55, 2595176), (88, 1621985), (110, 1297588), (220, 648794), (440, 324397)]