2220515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 2972160

約数和(自身を除く): 751645

約数列:

[1, 5, 11, 47, 55, 235, 517, 859, 2585, 4295, 9449, 40373, 47245, 201865, 444103, 2220515]

約数ペア:

[(1, 2220515), (5, 444103), (11, 201865), (47, 47245), (55, 40373), (235, 9449), (517, 4295), (859, 2585)]