2804120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6373}}^1$

素因数の和:6395

約数の個数: 32

約数和(自身を含む): 6883920

約数和(自身を除く): 4079800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6373, 12746, 25492, 31865, 50984, 63730, 70103, 127460, 140206, 254920, 280412, 350515, 560824, 701030, 1402060, 2804120]

約数ペア:

[(1, 2804120), (2, 1402060), (4, 701030), (5, 560824), (8, 350515), (10, 280412), (11, 254920), (20, 140206), (22, 127460), (40, 70103), (44, 63730), (55, 50984), (88, 31865), (110, 25492), (220, 12746), (440, 6373)]