201334520

素因数分解:

$2^3\times 5^1\times {\mathrm{919}}^1\times {\mathrm{5477}}^1$

素因数の和:6407

約数の個数: 32

約数和(自身を含む): 453578400

約数和(自身を除く): 252243880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 919, 1838, 3676, 4595, 5477, 7352, 9190, 10954, 18380, 21908, 27385, 36760, 43816, 54770, 109540, 219080, 5033363, 10066726, 20133452, 25166815, 40266904, 50333630, 100667260, 201334520]

約数ペア:

[(1, 201334520), (2, 100667260), (4, 50333630), (5, 40266904), (8, 25166815), (10, 20133452), (20, 10066726), (40, 5033363), (919, 219080), (1838, 109540), (3676, 54770), (4595, 43816), (5477, 36760), (7352, 27385), (9190, 21908), (10954, 18380)]