2840680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1511}}^1$

素因数の和:1569

約数の個数: 32

約数和(自身を含む): 6531840

約数和(自身を除く): 3691160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1511, 1880, 3022, 6044, 7555, 12088, 15110, 30220, 60440, 71017, 142034, 284068, 355085, 568136, 710170, 1420340, 2840680]

約数ペア:

[(1, 2840680), (2, 1420340), (4, 710170), (5, 568136), (8, 355085), (10, 284068), (20, 142034), (40, 71017), (47, 60440), (94, 30220), (188, 15110), (235, 12088), (376, 7555), (470, 6044), (940, 3022), (1511, 1880)]