2579972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 4821600

約数和(自身を除く): 2241628

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 332, 409, 818, 1577, 1636, 3154, 6308, 7771, 15542, 31084, 33947, 67894, 135788, 644993, 1289986, 2579972]

約数ペア:

[(1, 2579972), (2, 1289986), (4, 644993), (19, 135788), (38, 67894), (76, 33947), (83, 31084), (166, 15542), (332, 7771), (409, 6308), (818, 3154), (1577, 1636)]