2162550.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461441}}^1$

素因数の和:461457

約数の個数: 24

約数和(自身を含む): 155044512

約数和(自身を除く): 90442772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461441, 922882, 1845764, 2307205, 3230087, 4614410, 6460174, 9228820, 12920348, 16150435, 32300870, 64601740]

約数ペア:

[(1, 64601740), (2, 32300870), (4, 16150435), (5, 12920348), (7, 9228820), (10, 6460174), (14, 4614410), (20, 3230087), (28, 2307205), (35, 1845764), (70, 922882), (140, 461441)]