2564540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11657}}^1$

素因数の和:11677

約数の個数: 24

約数和(自身を含む): 5875632

約数和(自身を除く): 3311092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 11657, 23314, 46628, 58285, 116570, 128227, 233140, 256454, 512908, 641135, 1282270, 2564540]

約数ペア:

[(1, 2564540), (2, 1282270), (4, 641135), (5, 512908), (10, 256454), (11, 233140), (20, 128227), (22, 116570), (44, 58285), (55, 46628), (110, 23314), (220, 11657)]