57556520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{205559}}^1$

素因数の和:205577

約数の個数: 32

約数和(自身を含む): 148003200

約数和(自身を除く): 90446680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 205559, 411118, 822236, 1027795, 1438913, 1644472, 2055590, 2877826, 4111180, 5755652, 7194565, 8222360, 11511304, 14389130, 28778260, 57556520]

約数ペア:

[(1, 57556520), (2, 28778260), (4, 14389130), (5, 11511304), (7, 8222360), (8, 7194565), (10, 5755652), (14, 4111180), (20, 2877826), (28, 2055590), (35, 1644472), (40, 1438913), (56, 1027795), (70, 822236), (140, 411118), (280, 205559)]