2580880

素因数分解:

$2^4\times 5^1\times {\mathrm{32261}}^1$

素因数の和:32274

約数の個数: 20

約数和(自身を含む): 6000732

約数和(自身を除く): 3419852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32261, 64522, 129044, 161305, 258088, 322610, 516176, 645220, 1290440, 2580880]

約数ペア:

[(1, 2580880), (2, 1290440), (4, 645220), (5, 516176), (8, 322610), (10, 258088), (16, 161305), (20, 129044), (40, 64522), (80, 32261)]