205700530

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{59971}}^1$

素因数の和:59999

約数の個数: 32

約数和(自身を含む): 431798400

約数和(自身を除く): 226097870

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 59971, 119942, 299855, 419797, 599710, 839594, 2098985, 2938579, 4197970, 5877158, 14692895, 20570053, 29385790, 41140106, 102850265, 205700530]

約数ペア:

[(1, 205700530), (2, 102850265), (5, 41140106), (7, 29385790), (10, 20570053), (14, 14692895), (35, 5877158), (49, 4197970), (70, 2938579), (98, 2098985), (245, 839594), (343, 599710), (490, 419797), (686, 299855), (1715, 119942), (3430, 59971)]