2069480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 5616000

約数和(自身を除く): 3546520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 389, 532, 665, 760, 778, 1064, 1330, 1556, 1945, 2660, 2723, 3112, 3890, 5320, 5446, 7391, 7780, 10892, 13615, 14782, 15560, 21784, 27230, 29564, 36955, 51737, 54460, 59128, 73910, 103474, 108920, 147820, 206948, 258685, 295640, 413896, 517370, 1034740, 2069480]

約数ペア:

[(1, 2069480), (2, 1034740), (4, 517370), (5, 413896), (7, 295640), (8, 258685), (10, 206948), (14, 147820), (19, 108920), (20, 103474), (28, 73910), (35, 59128), (38, 54460), (40, 51737), (56, 36955), (70, 29564), (76, 27230), (95, 21784), (133, 15560), (140, 14782), (152, 13615), (190, 10892), (266, 7780), (280, 7391), (380, 5446), (389, 5320), (532, 3890), (665, 3112), (760, 2723), (778, 2660), (1064, 1945), (1330, 1556)]