11105980

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1319}}^1$

素因数の和:1749

約数の個数: 24

約数和(自身を含む): 23395680

約数和(自身を除く): 12289700

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1319, 1684, 2105, 2638, 4210, 5276, 6595, 8420, 13190, 26380, 555299, 1110598, 2221196, 2776495, 5552990, 11105980]

約数ペア:

[(1, 11105980), (2, 5552990), (4, 2776495), (5, 2221196), (10, 1110598), (20, 555299), (421, 26380), (842, 13190), (1319, 8420), (1684, 6595), (2105, 5276), (2638, 4210)]