28680464

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{4159}}^1$

素因数の和:4598

約数の個数: 20

約数和(自身を含む): 55710720

約数和(自身を除く): 27030256

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 4159, 6896, 8318, 16636, 33272, 66544, 1792529, 3585058, 7170116, 14340232, 28680464]

約数ペア:

[(1, 28680464), (2, 14340232), (4, 7170116), (8, 3585058), (16, 1792529), (431, 66544), (862, 33272), (1724, 16636), (3448, 8318), (4159, 6896)]