254597990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{379997}}^1$

素因数の和:380071

約数の個数: 16

約数和(自身を含む): 465117552

約数和(自身を除く): 210519562

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 379997, 759994, 1899985, 3799970, 25459799, 50919598, 127298995, 254597990]

約数ペア:

[(1, 254597990), (2, 127298995), (5, 50919598), (10, 25459799), (67, 3799970), (134, 1899985), (335, 759994), (670, 379997)]