2195480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7841}}^1$

素因数の和:7859

約数の個数: 32

約数和(自身を含む): 5646240

約数和(自身を除く): 3450760

約数列:

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

約数ペア:

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