420972550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{443129}}^1$

素因数の和:443160

約数の個数: 24

約数和(自身を含む): 824221800

約数和(自身を除く): 403249250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 443129, 886258, 2215645, 4431290, 8419451, 11078225, 16838902, 22156450, 42097255, 84194510, 210486275, 420972550]

約数ペア:

[(1, 420972550), (2, 210486275), (5, 84194510), (10, 42097255), (19, 22156450), (25, 16838902), (38, 11078225), (50, 8419451), (95, 4431290), (190, 2215645), (475, 886258), (950, 443129)]