7972240

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{439}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 18659520

約数和(自身を除く): 10687280

約数列:

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

約数ペア:

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