71388080

素因数分解:

$2^4\times 5^1\times {\mathrm{892351}}^1$

素因数の和:892364

約数の個数: 20

約数和(自身を含む): 165977472

約数和(自身を除く): 94589392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 892351, 1784702, 3569404, 4461755, 7138808, 8923510, 14277616, 17847020, 35694040, 71388080]

約数ペア:

[(1, 71388080), (2, 35694040), (4, 17847020), (5, 14277616), (8, 8923510), (10, 7138808), (16, 4461755), (20, 3569404), (40, 1784702), (80, 892351)]