380078740

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{43889}}^1$

素因数の和:44331

約数の個数: 24

約数和(自身を含む): 800026920

約数和(自身を除く): 419948180

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 8660, 43889, 87778, 175556, 219445, 438890, 877780, 19003937, 38007874, 76015748, 95019685, 190039370, 380078740]

約数ペア:

[(1, 380078740), (2, 190039370), (4, 95019685), (5, 76015748), (10, 38007874), (20, 19003937), (433, 877780), (866, 438890), (1732, 219445), (2165, 175556), (4330, 87778), (8660, 43889)]