6405140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{45751}}^1$

素因数の和:45767

約数の個数: 24

約数和(自身を含む): 15372672

約数和(自身を除く): 8967532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 45751, 91502, 183004, 228755, 320257, 457510, 640514, 915020, 1281028, 1601285, 3202570, 6405140]

約数ペア:

[(1, 6405140), (2, 3202570), (4, 1601285), (5, 1281028), (7, 915020), (10, 640514), (14, 457510), (20, 320257), (28, 228755), (35, 183004), (70, 91502), (140, 45751)]