2662780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4591}}^1$

素因数の和:4629

約数の個数: 24

約数和(自身を含む): 5785920

約数和(自身を除く): 3123140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 4591, 9182, 18364, 22955, 45910, 91820, 133139, 266278, 532556, 665695, 1331390, 2662780]

約数ペア:

[(1, 2662780), (2, 1331390), (4, 665695), (5, 532556), (10, 266278), (20, 133139), (29, 91820), (58, 45910), (116, 22955), (145, 18364), (290, 9182), (580, 4591)]