56211040

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1367}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 133412832

約数和(自身を除く): 77201792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 1367, 2056, 2570, 2734, 4112, 5140, 5468, 6835, 8224, 10280, 10936, 13670, 20560, 21872, 27340, 41120, 43744, 54680, 109360, 218720, 351319, 702638, 1405276, 1756595, 2810552, 3513190, 5621104, 7026380, 11242208, 14052760, 28105520, 56211040]

約数ペア:

[(1, 56211040), (2, 28105520), (4, 14052760), (5, 11242208), (8, 7026380), (10, 5621104), (16, 3513190), (20, 2810552), (32, 1756595), (40, 1405276), (80, 702638), (160, 351319), (257, 218720), (514, 109360), (1028, 54680), (1285, 43744), (1367, 41120), (2056, 27340), (2570, 21872), (2734, 20560), (4112, 13670), (5140, 10936), (5468, 10280), (6835, 8224)]