11239160

素因数分解:

$2^3\times 5^1\times {\mathrm{280979}}^1$

素因数の和:280990

約数の個数: 16

約数和(自身を含む): 25288200

約数和(自身を除く): 14049040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 280979, 561958, 1123916, 1404895, 2247832, 2809790, 5619580, 11239160]

約数ペア:

[(1, 11239160), (2, 5619580), (4, 2809790), (5, 2247832), (8, 1404895), (10, 1123916), (20, 561958), (40, 280979)]