199012010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{719}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 363916800

約数和(自身を除く): 164904790

約数列:

[1, 2, 5, 10, 89, 178, 311, 445, 622, 719, 890, 1438, 1555, 3110, 3595, 7190, 27679, 55358, 63991, 127982, 138395, 223609, 276790, 319955, 447218, 639910, 1118045, 2236090, 19901201, 39802402, 99506005, 199012010]

約数ペア:

[(1, 199012010), (2, 99506005), (5, 39802402), (10, 19901201), (89, 2236090), (178, 1118045), (311, 639910), (445, 447218), (622, 319955), (719, 276790), (890, 223609), (1438, 138395), (1555, 127982), (3110, 63991), (3595, 55358), (7190, 27679)]