56869220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 123742080

約数和(自身を除く): 66872860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 89, 172, 178, 215, 356, 430, 445, 743, 860, 890, 1486, 1780, 2972, 3715, 3827, 7430, 7654, 14860, 15308, 19135, 31949, 38270, 63898, 66127, 76540, 127796, 132254, 159745, 264508, 319490, 330635, 638980, 661270, 1322540, 2843461, 5686922, 11373844, 14217305, 28434610, 56869220]

約数ペア:

[(1, 56869220), (2, 28434610), (4, 14217305), (5, 11373844), (10, 5686922), (20, 2843461), (43, 1322540), (86, 661270), (89, 638980), (172, 330635), (178, 319490), (215, 264508), (356, 159745), (430, 132254), (445, 127796), (743, 76540), (860, 66127), (890, 63898), (1486, 38270), (1780, 31949), (2972, 19135), (3715, 15308), (3827, 14860), (7430, 7654)]