26260040

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3299}}^1$

素因数の和:3509

約数の個数: 32

約数和(自身を含む): 59400000

約数和(自身を除く): 33139960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3299, 3980, 6598, 7960, 13196, 16495, 26392, 32990, 65980, 131960, 656501, 1313002, 2626004, 3282505, 5252008, 6565010, 13130020, 26260040]

約数ペア:

[(1, 26260040), (2, 13130020), (4, 6565010), (5, 5252008), (8, 3282505), (10, 2626004), (20, 1313002), (40, 656501), (199, 131960), (398, 65980), (796, 32990), (995, 26392), (1592, 16495), (1990, 13196), (3299, 7960), (3980, 6598)]