2912698180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2972141}}^1$

素因数の和:2972164

約数の個数: 36

約数和(自身を含む): 7115307948

約数和(自身を除く): 4202609768

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2972141, 5944282, 11888564, 14860705, 20804987, 29721410, 41609974, 59442820, 83219948, 104024935, 145634909, 208049870, 291269818, 416099740, 582539636, 728174545, 1456349090, 2912698180]

約数ペア:

[(1, 2912698180), (2, 1456349090), (4, 728174545), (5, 582539636), (7, 416099740), (10, 291269818), (14, 208049870), (20, 145634909), (28, 104024935), (35, 83219948), (49, 59442820), (70, 41609974), (98, 29721410), (140, 20804987), (196, 14860705), (245, 11888564), (490, 5944282), (980, 2972141)]