200438380

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{7727}}^1$

素因数の和:9033

約数の個数: 24

約数和(自身を含む): 421299648

約数和(自身を除く): 220861268

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2594, 5188, 6485, 7727, 12970, 15454, 25940, 30908, 38635, 77270, 154540, 10021919, 20043838, 40087676, 50109595, 100219190, 200438380]

約数ペア:

[(1, 200438380), (2, 100219190), (4, 50109595), (5, 40087676), (10, 20043838), (20, 10021919), (1297, 154540), (2594, 77270), (5188, 38635), (6485, 30908), (7727, 25940), (12970, 15454)]