40081426

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{260269}}^1$

素因数の和:260289

約数の個数: 16

約数和(自身を含む): 74957760

約数和(自身を除く): 34876334

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 260269, 520538, 1821883, 2862959, 3643766, 5725918, 20040713, 40081426]

約数ペア:

[(1, 40081426), (2, 20040713), (7, 5725918), (11, 3643766), (14, 2862959), (22, 1821883), (77, 520538), (154, 260269)]