11260520

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1429}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 25482600

約数和(自身を除く): 14222080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1429, 1576, 1970, 2858, 3940, 5716, 7145, 7880, 11432, 14290, 28580, 57160, 281513, 563026, 1126052, 1407565, 2252104, 2815130, 5630260, 11260520]

約数ペア:

[(1, 11260520), (2, 5630260), (4, 2815130), (5, 2252104), (8, 1407565), (10, 1126052), (20, 563026), (40, 281513), (197, 57160), (394, 28580), (788, 14290), (985, 11432), (1429, 7880), (1576, 7145), (1970, 5716), (2858, 3940)]