57520820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2999}}^1$

素因数の和:3152

約数の個数: 48

約数和(自身を含む): 139104000

約数和(自身を除く): 81583180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 2999, 3836, 4795, 5998, 9590, 11996, 14995, 19180, 20993, 29990, 41986, 59980, 83972, 104965, 209930, 410863, 419860, 821726, 1643452, 2054315, 2876041, 4108630, 5752082, 8217260, 11504164, 14380205, 28760410, 57520820]

約数ペア:

[(1, 57520820), (2, 28760410), (4, 14380205), (5, 11504164), (7, 8217260), (10, 5752082), (14, 4108630), (20, 2876041), (28, 2054315), (35, 1643452), (70, 821726), (137, 419860), (140, 410863), (274, 209930), (548, 104965), (685, 83972), (959, 59980), (1370, 41986), (1918, 29990), (2740, 20993), (2999, 19180), (3836, 14995), (4795, 11996), (5998, 9590)]