1240726004

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{90989}}^1$

素因数の和:91487

約数の個数: 24

約数和(自身を含む): 2486574720

約数和(自身を除く): 1245848716

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1948, 3409, 6818, 13636, 90989, 181978, 363956, 636923, 1273846, 2547692, 44311643, 88623286, 177246572, 310181501, 620363002, 1240726004]

約数ペア:

[(1, 1240726004), (2, 620363002), (4, 310181501), (7, 177246572), (14, 88623286), (28, 44311643), (487, 2547692), (974, 1273846), (1948, 636923), (3409, 363956), (6818, 181978), (13636, 90989)]