3180880

素因数分解:

$2^4\times 5^1\times {\mathrm{39761}}^1$

素因数の和:39774

約数の個数: 20

約数和(自身を含む): 7395732

約数和(自身を除く): 4214852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39761, 79522, 159044, 198805, 318088, 397610, 636176, 795220, 1590440, 3180880]

約数ペア:

[(1, 3180880), (2, 1590440), (4, 795220), (5, 636176), (8, 397610), (10, 318088), (16, 198805), (20, 159044), (40, 79522), (80, 39761)]