690006730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1408177}}^1$

素因数の和:1408198

約数の個数: 24

約数和(自身を含む): 1444790628

約数和(自身を除く): 754783898

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1408177, 2816354, 7040885, 9857239, 14081770, 19714478, 49286195, 69000673, 98572390, 138001346, 345003365, 690006730]

約数ペア:

[(1, 690006730), (2, 345003365), (5, 138001346), (7, 98572390), (10, 69000673), (14, 49286195), (35, 19714478), (49, 14081770), (70, 9857239), (98, 7040885), (245, 2816354), (490, 1408177)]