203417870390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{415138511}}^1$

素因数の和:415138532

約数の個数: 24

約数和(自身を含む): 425932113312

約数和(自身を除く): 222514242922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 415138511, 830277022, 2075692555, 2905969577, 4151385110, 5811939154, 14529847885, 20341787039, 29059695770, 40683574078, 101708935195, 203417870390]

約数ペア:

[(1, 203417870390), (2, 101708935195), (5, 40683574078), (7, 29059695770), (10, 20341787039), (14, 14529847885), (35, 5811939154), (49, 4151385110), (70, 2905969577), (98, 2075692555), (245, 830277022), (490, 415138511)]