516520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 1197000

約数和(自身を除く): 680480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 349, 370, 698, 740, 1396, 1480, 1745, 2792, 3490, 6980, 12913, 13960, 25826, 51652, 64565, 103304, 129130, 258260, 516520]

約数ペア:

[(1, 516520), (2, 258260), (4, 129130), (5, 103304), (8, 64565), (10, 51652), (20, 25826), (37, 13960), (40, 12913), (74, 6980), (148, 3490), (185, 2792), (296, 1745), (349, 1480), (370, 1396), (698, 740)]