21846160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{5573}}^1$

素因数の和:5600

約数の個数: 60

約数和(自身を含む): 59095548

約数和(自身を除く): 37249388

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 5573, 11146, 22292, 27865, 39011, 44584, 55730, 78022, 89168, 111460, 156044, 195055, 222920, 273077, 312088, 390110, 445840, 546154, 624176, 780220, 1092308, 1365385, 1560440, 2184616, 2730770, 3120880, 4369232, 5461540, 10923080, 21846160]

約数ペア:

[(1, 21846160), (2, 10923080), (4, 5461540), (5, 4369232), (7, 3120880), (8, 2730770), (10, 2184616), (14, 1560440), (16, 1365385), (20, 1092308), (28, 780220), (35, 624176), (40, 546154), (49, 445840), (56, 390110), (70, 312088), (80, 273077), (98, 222920), (112, 195055), (140, 156044), (196, 111460), (245, 89168), (280, 78022), (392, 55730), (490, 44584), (560, 39011), (784, 27865), (980, 22292), (1960, 11146), (3920, 5573)]