2861992240

素因数分解:

$2^4\times 5^1\times {\mathrm{35774903}}^1$

素因数の和:35774916

約数の個数: 20

約数和(自身を含む): 6654132144

約数和(自身を除く): 3792139904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 35774903, 71549806, 143099612, 178874515, 286199224, 357749030, 572398448, 715498060, 1430996120, 2861992240]

約数ペア:

[(1, 2861992240), (2, 1430996120), (4, 715498060), (5, 572398448), (8, 357749030), (10, 286199224), (16, 178874515), (20, 143099612), (40, 71549806), (80, 35774903)]