2201426780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15724477}}^1$

素因数の和:15724493

約数の個数: 24

約数和(自身を含む): 5283424608

約数和(自身を除く): 3081997828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15724477, 31448954, 62897908, 78622385, 110071339, 157244770, 220142678, 314489540, 440285356, 550356695, 1100713390, 2201426780]

約数ペア:

[(1, 2201426780), (2, 1100713390), (4, 550356695), (5, 440285356), (7, 314489540), (10, 220142678), (14, 157244770), (20, 110071339), (28, 78622385), (35, 62897908), (70, 31448954), (140, 15724477)]