40640048

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{17047}}^1$

素因数の和:17204

約数の個数: 20

約数和(自身を含む): 79273200

約数和(自身を除く): 38633152

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 17047, 34094, 68188, 136376, 272752, 2540003, 5080006, 10160012, 20320024, 40640048]

約数ペア:

[(1, 40640048), (2, 20320024), (4, 10160012), (8, 5080006), (16, 2540003), (149, 272752), (298, 136376), (596, 68188), (1192, 34094), (2384, 17047)]