7665140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{54751}}^1$

素因数の和:54767

約数の個数: 24

約数和(自身を含む): 18396672

約数和(自身を除く): 10731532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 54751, 109502, 219004, 273755, 383257, 547510, 766514, 1095020, 1533028, 1916285, 3832570, 7665140]

約数ペア:

[(1, 7665140), (2, 3832570), (4, 1916285), (5, 1533028), (7, 1095020), (10, 766514), (14, 547510), (20, 383257), (28, 273755), (35, 219004), (70, 109502), (140, 54751)]