2580056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 5222880

約数和(自身を除く): 2642824

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 311, 488, 622, 1037, 1244, 2074, 2488, 4148, 5287, 8296, 10574, 18971, 21148, 37942, 42296, 75884, 151768, 322507, 645014, 1290028, 2580056]

約数ペア:

[(1, 2580056), (2, 1290028), (4, 645014), (8, 322507), (17, 151768), (34, 75884), (61, 42296), (68, 37942), (122, 21148), (136, 18971), (244, 10574), (311, 8296), (488, 5287), (622, 4148), (1037, 2488), (1244, 2074)]