2008657840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3586889}}^1$

素因数の和:3586909

約数の個数: 40

約数和(自身を含む): 5337292320

約数和(自身を除く): 3328634480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3586889, 7173778, 14347556, 17934445, 25108223, 28695112, 35868890, 50216446, 57390224, 71737780, 100432892, 125541115, 143475560, 200865784, 251082230, 286951120, 401731568, 502164460, 1004328920, 2008657840]

約数ペア:

[(1, 2008657840), (2, 1004328920), (4, 502164460), (5, 401731568), (7, 286951120), (8, 251082230), (10, 200865784), (14, 143475560), (16, 125541115), (20, 100432892), (28, 71737780), (35, 57390224), (40, 50216446), (56, 35868890), (70, 28695112), (80, 25108223), (112, 17934445), (140, 14347556), (280, 7173778), (560, 3586889)]