1188436125020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{427495009}}^1$

素因数の和:427495157

約数の個数: 24

約数和(自身を含む): 2513670658800

約数和(自身を除く): 1325234533780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 427495009, 854990018, 1709980036, 2137475045, 4274950090, 8549900180, 59421806251, 118843612502, 237687225004, 297109031255, 594218062510, 1188436125020]

約数ペア:

[(1, 1188436125020), (2, 594218062510), (4, 297109031255), (5, 237687225004), (10, 118843612502), (20, 59421806251), (139, 8549900180), (278, 4274950090), (556, 2137475045), (695, 1709980036), (1390, 854990018), (2780, 427495009)]