21762880

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1511

約数の個数: 56

約数和(自身を含む): 52962048

約数和(自身を除く): 31199168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1447, 1504, 1880, 2894, 3008, 3760, 5788, 7235, 7520, 11576, 14470, 15040, 23152, 28940, 46304, 57880, 68009, 92608, 115760, 136018, 231520, 272036, 340045, 463040, 544072, 680090, 1088144, 1360180, 2176288, 2720360, 4352576, 5440720, 10881440, 21762880]

約数ペア:

[(1, 21762880), (2, 10881440), (4, 5440720), (5, 4352576), (8, 2720360), (10, 2176288), (16, 1360180), (20, 1088144), (32, 680090), (40, 544072), (47, 463040), (64, 340045), (80, 272036), (94, 231520), (160, 136018), (188, 115760), (235, 92608), (320, 68009), (376, 57880), (470, 46304), (752, 28940), (940, 23152), (1447, 15040), (1504, 14470), (1880, 11576), (2894, 7520), (3008, 7235), (3760, 5788)]