15944480

素因数分解:

$2^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{439}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 21976480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 227, 439, 454, 878, 908, 1135, 1756, 1816, 2195, 2270, 3512, 3632, 4390, 4540, 7024, 7264, 8780, 9080, 14048, 17560, 18160, 35120, 36320, 70240, 99653, 199306, 398612, 498265, 797224, 996530, 1594448, 1993060, 3188896, 3986120, 7972240, 15944480]

約数ペア:

[(1, 15944480), (2, 7972240), (4, 3986120), (5, 3188896), (8, 1993060), (10, 1594448), (16, 996530), (20, 797224), (32, 498265), (40, 398612), (80, 199306), (160, 99653), (227, 70240), (439, 36320), (454, 35120), (878, 18160), (908, 17560), (1135, 14048), (1756, 9080), (1816, 8780), (2195, 7264), (2270, 7024), (3512, 4540), (3632, 4390)]