70480

素因数分解:

$2^4\times 5^1\times {\mathrm{881}}^1$

素因数の和:894

約数の個数: 20

約数和(自身を含む): 164052

約数和(自身を除く): 93572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881, 1762, 3524, 4405, 7048, 8810, 14096, 17620, 35240, 70480]

約数ペア:

[(1, 70480), (2, 35240), (4, 17620), (5, 14096), (8, 8810), (10, 7048), (16, 4405), (20, 3524), (40, 1762), (80, 881)]