2867590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 5702400

約数和(自身を除く): 2834810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 199, 262, 398, 655, 995, 1310, 1441, 1990, 2189, 2882, 4378, 7205, 10945, 14410, 21890, 26069, 52138, 130345, 260690, 286759, 573518, 1433795, 2867590]

約数ペア:

[(1, 2867590), (2, 1433795), (5, 573518), (10, 286759), (11, 260690), (22, 130345), (55, 52138), (110, 26069), (131, 21890), (199, 14410), (262, 10945), (398, 7205), (655, 4378), (995, 2882), (1310, 2189), (1441, 1990)]