48561680

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5569}}^1$

素因数の和:5691

約数の個数: 40

約数和(自身を含む): 113962200

約数和(自身を除く): 65400520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 5569, 8720, 11138, 22276, 27845, 44552, 55690, 89104, 111380, 222760, 445520, 607021, 1214042, 2428084, 3035105, 4856168, 6070210, 9712336, 12140420, 24280840, 48561680]

約数ペア:

[(1, 48561680), (2, 24280840), (4, 12140420), (5, 9712336), (8, 6070210), (10, 4856168), (16, 3035105), (20, 2428084), (40, 1214042), (80, 607021), (109, 445520), (218, 222760), (436, 111380), (545, 89104), (872, 55690), (1090, 44552), (1744, 27845), (2180, 22276), (4360, 11138), (5569, 8720)]