20761790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{6053}}^1$

素因数の和:6081

約数の個数: 32

約数和(自身を含む): 43588800

約数和(自身を除く): 22827010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 6053, 12106, 30265, 42371, 60530, 84742, 211855, 296597, 423710, 593194, 1482985, 2076179, 2965970, 4152358, 10380895, 20761790]

約数ペア:

[(1, 20761790), (2, 10380895), (5, 4152358), (7, 2965970), (10, 2076179), (14, 1482985), (35, 593194), (49, 423710), (70, 296597), (98, 211855), (245, 84742), (343, 60530), (490, 42371), (686, 30265), (1715, 12106), (3430, 6053)]