2160505160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4910239}}^1$

素因数の和:4910261

約数の個数: 32

約数和(自身を含む): 5303059200

約数和(自身を除く): 3142554040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4910239, 9820478, 19640956, 24551195, 39281912, 49102390, 54012629, 98204780, 108025258, 196409560, 216050516, 270063145, 432101032, 540126290, 1080252580, 2160505160]

約数ペア:

[(1, 2160505160), (2, 1080252580), (4, 540126290), (5, 432101032), (8, 270063145), (10, 216050516), (11, 196409560), (20, 108025258), (22, 98204780), (40, 54012629), (44, 49102390), (55, 39281912), (88, 24551195), (110, 19640956), (220, 9820478), (440, 4910239)]