157491380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{414451}}^1$

素因数の和:414479

約数の個数: 24

約数和(自身を含む): 348139680

約数和(自身を除く): 190648300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 414451, 828902, 1657804, 2072255, 4144510, 7874569, 8289020, 15749138, 31498276, 39372845, 78745690, 157491380]

約数ペア:

[(1, 157491380), (2, 78745690), (4, 39372845), (5, 31498276), (10, 15749138), (19, 8289020), (20, 7874569), (38, 4144510), (76, 2072255), (95, 1657804), (190, 828902), (380, 414451)]