2057840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:929

約数の個数: 40

約数和(自身を含む): 4955040

約数和(自身を除く): 2897200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 887, 1160, 1774, 2320, 3548, 4435, 7096, 8870, 14192, 17740, 25723, 35480, 51446, 70960, 102892, 128615, 205784, 257230, 411568, 514460, 1028920, 2057840]

約数ペア:

[(1, 2057840), (2, 1028920), (4, 514460), (5, 411568), (8, 257230), (10, 205784), (16, 128615), (20, 102892), (29, 70960), (40, 51446), (58, 35480), (80, 25723), (116, 17740), (145, 14192), (232, 8870), (290, 7096), (464, 4435), (580, 3548), (887, 2320), (1160, 1774)]