28381870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{3851}}^1$

素因数の和:3936

約数の個数: 32

約数和(自身を含む): 56578176

約数和(自身を除く): 28196306

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 1474, 3685, 3851, 7370, 7702, 19255, 38510, 42361, 84722, 211805, 258017, 423610, 516034, 1290085, 2580170, 2838187, 5676374, 14190935, 28381870]

約数ペア:

[(1, 28381870), (2, 14190935), (5, 5676374), (10, 2838187), (11, 2580170), (22, 1290085), (55, 516034), (67, 423610), (110, 258017), (134, 211805), (335, 84722), (670, 42361), (737, 38510), (1474, 19255), (3685, 7702), (3851, 7370)]