2465860

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{887}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 5221440

約数和(自身を除く): 2755580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 887, 1390, 1774, 2780, 3548, 4435, 8870, 17740, 123293, 246586, 493172, 616465, 1232930, 2465860]

約数ペア:

[(1, 2465860), (2, 1232930), (4, 616465), (5, 493172), (10, 246586), (20, 123293), (139, 17740), (278, 8870), (556, 4435), (695, 3548), (887, 2780), (1390, 1774)]