15484540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7103}}^1$

素因数の和:7221

約数の個数: 24

約数和(自身を含む): 32820480

約数和(自身を除く): 17335940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 7103, 14206, 28412, 35515, 71030, 142060, 774227, 1548454, 3096908, 3871135, 7742270, 15484540]

約数ペア:

[(1, 15484540), (2, 7742270), (4, 3871135), (5, 3096908), (10, 1548454), (20, 774227), (109, 142060), (218, 71030), (436, 35515), (545, 28412), (1090, 14206), (2180, 7103)]