8660040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{72167}}^1$

素因数の和:72181

約数の個数: 32

約数和(自身を含む): 25980480

約数和(自身を除く): 17320440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 72167, 144334, 216501, 288668, 360835, 433002, 577336, 721670, 866004, 1082505, 1443340, 1732008, 2165010, 2886680, 4330020, 8660040]

約数ペア:

[(1, 8660040), (2, 4330020), (3, 2886680), (4, 2165010), (5, 1732008), (6, 1443340), (8, 1082505), (10, 866004), (12, 721670), (15, 577336), (20, 433002), (24, 360835), (30, 288668), (40, 216501), (60, 144334), (120, 72167)]