84717580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{222941}}^1$

素因数の和:222969

約数の個数: 24

約数和(自身を含む): 187271280

約数和(自身を除く): 102553700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 222941, 445882, 891764, 1114705, 2229410, 4235879, 4458820, 8471758, 16943516, 21179395, 42358790, 84717580]

約数ペア:

[(1, 84717580), (2, 42358790), (4, 21179395), (5, 16943516), (10, 8471758), (19, 4458820), (20, 4235879), (38, 2229410), (76, 1114705), (95, 891764), (190, 445882), (380, 222941)]