8375140

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1321}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 17656632

約数和(自身を除く): 9281492

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1321, 1585, 2642, 3170, 5284, 6340, 6605, 13210, 26420, 418757, 837514, 1675028, 2093785, 4187570, 8375140]

約数ペア:

[(1, 8375140), (2, 4187570), (4, 2093785), (5, 1675028), (10, 837514), (20, 418757), (317, 26420), (634, 13210), (1268, 6605), (1321, 6340), (1585, 5284), (2642, 3170)]