2720142

素因数分解:

$2^1\times 3^5\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 6355440

約数和(自身を除く): 3635298

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 193, 243, 261, 386, 486, 522, 579, 783, 1158, 1566, 1737, 2349, 3474, 4698, 5211, 5597, 7047, 10422, 11194, 14094, 15633, 16791, 31266, 33582, 46899, 50373, 93798, 100746, 151119, 302238, 453357, 906714, 1360071, 2720142]

約数ペア:

[(1, 2720142), (2, 1360071), (3, 906714), (6, 453357), (9, 302238), (18, 151119), (27, 100746), (29, 93798), (54, 50373), (58, 46899), (81, 33582), (87, 31266), (162, 16791), (174, 15633), (193, 14094), (243, 11194), (261, 10422), (386, 7047), (486, 5597), (522, 5211), (579, 4698), (783, 3474), (1158, 2349), (1566, 1737)]