2918380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3559}}^1$

素因数の和:3609

約数の個数: 24

約数和(自身を含む): 6279840

約数和(自身を除く): 3361460

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3559, 7118, 14236, 17795, 35590, 71180, 145919, 291838, 583676, 729595, 1459190, 2918380]

約数ペア:

[(1, 2918380), (2, 1459190), (4, 729595), (5, 583676), (10, 291838), (20, 145919), (41, 71180), (82, 35590), (164, 17795), (205, 14236), (410, 7118), (820, 3559)]