180527720

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{3119}}^1$

素因数の和:4577

約数の個数: 32

約数和(自身を含む): 406598400

約数和(自身を除く): 226070680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 2894, 3119, 5788, 6238, 7235, 11576, 12476, 14470, 15595, 24952, 28940, 31190, 57880, 62380, 124760, 4513193, 9026386, 18052772, 22565965, 36105544, 45131930, 90263860, 180527720]

約数ペア:

[(1, 180527720), (2, 90263860), (4, 45131930), (5, 36105544), (8, 22565965), (10, 18052772), (20, 9026386), (40, 4513193), (1447, 124760), (2894, 62380), (3119, 57880), (5788, 31190), (6238, 28940), (7235, 24952), (11576, 15595), (12476, 14470)]