2847080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 6474600

約数和(自身を除く): 3627520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 653, 872, 1090, 1306, 2180, 2612, 3265, 4360, 5224, 6530, 13060, 26120, 71177, 142354, 284708, 355885, 569416, 711770, 1423540, 2847080]

約数ペア:

[(1, 2847080), (2, 1423540), (4, 711770), (5, 569416), (8, 355885), (10, 284708), (20, 142354), (40, 71177), (109, 26120), (218, 13060), (436, 6530), (545, 5224), (653, 4360), (872, 3265), (1090, 2612), (1306, 2180)]