23255480

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{907}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 52464240

約数和(自身を除く): 29208760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 907, 1282, 1814, 2564, 3205, 3628, 4535, 5128, 6410, 7256, 9070, 12820, 18140, 25640, 36280, 581387, 1162774, 2325548, 2906935, 4651096, 5813870, 11627740, 23255480]

約数ペア:

[(1, 23255480), (2, 11627740), (4, 5813870), (5, 4651096), (8, 2906935), (10, 2325548), (20, 1162774), (40, 581387), (641, 36280), (907, 25640), (1282, 18140), (1814, 12820), (2564, 9070), (3205, 7256), (3628, 6410), (4535, 5128)]