11181160

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2011}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 25351200

約数和(自身を除く): 14170040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2011, 2780, 4022, 5560, 8044, 10055, 16088, 20110, 40220, 80440, 279529, 559058, 1118116, 1397645, 2236232, 2795290, 5590580, 11181160]

約数ペア:

[(1, 11181160), (2, 5590580), (4, 2795290), (5, 2236232), (8, 1397645), (10, 1118116), (20, 559058), (40, 279529), (139, 80440), (278, 40220), (556, 20110), (695, 16088), (1112, 10055), (1390, 8044), (2011, 5560), (2780, 4022)]