450790520

素因数分解:

$2^3\times 5^1\times {\mathrm{11269763}}^1$

素因数の和:11269774

約数の個数: 16

約数和(自身を含む): 1014278760

約数和(自身を除く): 563488240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11269763, 22539526, 45079052, 56348815, 90158104, 112697630, 225395260, 450790520]

約数ペア:

[(1, 450790520), (2, 225395260), (4, 112697630), (5, 90158104), (8, 56348815), (10, 45079052), (20, 22539526), (40, 11269763)]