4390960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{7841}}^1$

素因数の和:7861

約数の個数: 40

約数和(自身を含む): 11668896

約数和(自身を除く): 7277936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 7841, 15682, 31364, 39205, 54887, 62728, 78410, 109774, 125456, 156820, 219548, 274435, 313640, 439096, 548870, 627280, 878192, 1097740, 2195480, 4390960]

約数ペア:

[(1, 4390960), (2, 2195480), (4, 1097740), (5, 878192), (7, 627280), (8, 548870), (10, 439096), (14, 313640), (16, 274435), (20, 219548), (28, 156820), (35, 125456), (40, 109774), (56, 78410), (70, 62728), (80, 54887), (112, 39205), (140, 31364), (280, 15682), (560, 7841)]