40477168

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{61703}}^1$

素因数の和:61752

約数の個数: 20

約数和(自身を含む): 80338608

約数和(自身を除く): 39861440

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 61703, 123406, 246812, 493624, 987248, 2529823, 5059646, 10119292, 20238584, 40477168]

約数ペア:

[(1, 40477168), (2, 20238584), (4, 10119292), (8, 5059646), (16, 2529823), (41, 987248), (82, 493624), (164, 246812), (328, 123406), (656, 61703)]