260037140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1181987}}^1$

素因数の和:1182007

約数の個数: 24

約数和(自身を含む): 595721952

約数和(自身を除く): 335684812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1181987, 2363974, 4727948, 5909935, 11819870, 13001857, 23639740, 26003714, 52007428, 65009285, 130018570, 260037140]

約数ペア:

[(1, 260037140), (2, 130018570), (4, 65009285), (5, 52007428), (10, 26003714), (11, 23639740), (20, 13001857), (22, 11819870), (44, 5909935), (55, 4727948), (110, 2363974), (220, 1181987)]