449919580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2045089}}^1$

素因数の和:2045109

約数の個数: 24

約数和(自身を含む): 1030725360

約数和(自身を除く): 580805780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2045089, 4090178, 8180356, 10225445, 20450890, 22495979, 40901780, 44991958, 89983916, 112479895, 224959790, 449919580]

約数ペア:

[(1, 449919580), (2, 224959790), (4, 112479895), (5, 89983916), (10, 44991958), (11, 40901780), (20, 22495979), (22, 20450890), (44, 10225445), (55, 8180356), (110, 4090178), (220, 2045089)]