2783139730

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{811411}}^1$

素因数の和:811439

約数の個数: 32

約数和(自身を含む): 5842166400

約数和(自身を除く): 3059026670

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 811411, 1622822, 4057055, 5679877, 8114110, 11359754, 28399385, 39759139, 56798770, 79518278, 198795695, 278313973, 397591390, 556627946, 1391569865, 2783139730]

約数ペア:

[(1, 2783139730), (2, 1391569865), (5, 556627946), (7, 397591390), (10, 278313973), (14, 198795695), (35, 79518278), (49, 56798770), (70, 39759139), (98, 28399385), (245, 11359754), (343, 8114110), (490, 5679877), (686, 4057055), (1715, 1622822), (3430, 811411)]