201557080

素因数分解:

$2^3\times 5^1\times {\mathrm{5038927}}^1$

素因数の和:5038938

約数の個数: 16

約数和(自身を含む): 453503520

約数和(自身を除く): 251946440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5038927, 10077854, 20155708, 25194635, 40311416, 50389270, 100778540, 201557080]

約数ペア:

[(1, 201557080), (2, 100778540), (4, 50389270), (5, 40311416), (8, 25194635), (10, 20155708), (20, 10077854), (40, 5038927)]