2783260

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 5876640

約数和(自身を除く): 3093380

約数列:

[1, 2, 4, 5, 10, 20, 317, 439, 634, 878, 1268, 1585, 1756, 2195, 3170, 4390, 6340, 8780, 139163, 278326, 556652, 695815, 1391630, 2783260]

約数ペア:

[(1, 2783260), (2, 1391630), (4, 695815), (5, 556652), (10, 278326), (20, 139163), (317, 8780), (439, 6340), (634, 4390), (878, 3170), (1268, 2195), (1585, 1756)]