40006778

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{22501}}^1$

素因数の和:22637

約数の個数: 16

約数和(自身を含む): 69126144

約数和(自身を除く): 29119366

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 22501, 45002, 157507, 315014, 2857627, 5715254, 20003389, 40006778]

約数ペア:

[(1, 40006778), (2, 20003389), (7, 5715254), (14, 2857627), (127, 315014), (254, 157507), (889, 45002), (1778, 22501)]