11991960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{33311}}^1$

素因数の和:33328

約数の個数: 48

約数和(自身を含む): 38975040

約数和(自身を除く): 26983080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 33311, 66622, 99933, 133244, 166555, 199866, 266488, 299799, 333110, 399732, 499665, 599598, 666220, 799464, 999330, 1199196, 1332440, 1498995, 1998660, 2398392, 2997990, 3997320, 5995980, 11991960]

約数ペア:

[(1, 11991960), (2, 5995980), (3, 3997320), (4, 2997990), (5, 2398392), (6, 1998660), (8, 1498995), (9, 1332440), (10, 1199196), (12, 999330), (15, 799464), (18, 666220), (20, 599598), (24, 499665), (30, 399732), (36, 333110), (40, 299799), (45, 266488), (60, 199866), (72, 166555), (90, 133244), (120, 99933), (180, 66622), (360, 33311)]