19415480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69341}}^1$

素因数の和:69359

約数の個数: 32

約数和(自身を含む): 49926240

約数和(自身を除く): 30510760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69341, 138682, 277364, 346705, 485387, 554728, 693410, 970774, 1386820, 1941548, 2426935, 2773640, 3883096, 4853870, 9707740, 19415480]

約数ペア:

[(1, 19415480), (2, 9707740), (4, 4853870), (5, 3883096), (7, 2773640), (8, 2426935), (10, 1941548), (14, 1386820), (20, 970774), (28, 693410), (35, 554728), (40, 485387), (56, 346705), (70, 277364), (140, 138682), (280, 69341)]