203416780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1452977}}^1$

素因数の和:1452993

約数の個数: 24

約数和(自身を含む): 488200608

約数和(自身を除く): 284783828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1452977, 2905954, 5811908, 7264885, 10170839, 14529770, 20341678, 29059540, 40683356, 50854195, 101708390, 203416780]

約数ペア:

[(1, 203416780), (2, 101708390), (4, 50854195), (5, 40683356), (7, 29059540), (10, 20341678), (14, 14529770), (20, 10170839), (28, 7264885), (35, 5811908), (70, 2905954), (140, 1452977)]