2563790

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1027

約数の個数: 16

約数和(自身を含む): 4633200

約数和(自身を除く): 2069410

約数列:

[1, 2, 5, 10, 449, 571, 898, 1142, 2245, 2855, 4490, 5710, 256379, 512758, 1281895, 2563790]

約数ペア:

[(1, 2563790), (2, 1281895), (5, 512758), (10, 256379), (449, 5710), (571, 4490), (898, 2855), (1142, 2245)]