426394780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3045677}}^1$

素因数の和:3045693

約数の個数: 24

約数和(自身を含む): 1023347808

約数和(自身を除く): 596953028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3045677, 6091354, 12182708, 15228385, 21319739, 30456770, 42639478, 60913540, 85278956, 106598695, 213197390, 426394780]

約数ペア:

[(1, 426394780), (2, 213197390), (4, 106598695), (5, 85278956), (7, 60913540), (10, 42639478), (14, 30456770), (20, 21319739), (28, 15228385), (35, 12182708), (70, 6091354), (140, 3045677)]