458889140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1207603}}^1$

素因数の和:1207631

約数の個数: 24

約数和(自身を含む): 1014387360

約数和(自身を除く): 555498220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1207603, 2415206, 4830412, 6038015, 12076030, 22944457, 24152060, 45888914, 91777828, 114722285, 229444570, 458889140]

約数ペア:

[(1, 458889140), (2, 229444570), (4, 114722285), (5, 91777828), (10, 45888914), (19, 24152060), (20, 22944457), (38, 12076030), (76, 6038015), (95, 4830412), (190, 2415206), (380, 1207603)]