40513718

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2677}}^1$

素因数の和:2756

約数の個数: 32

約数和(自身を含む): 74041344

約数和(自身を除く): 33527626

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 2162, 2677, 5354, 7567, 15134, 18739, 37478, 61571, 123142, 125819, 251638, 430997, 861994, 880733, 1761466, 2893837, 5787674, 20256859, 40513718]

約数ペア:

[(1, 40513718), (2, 20256859), (7, 5787674), (14, 2893837), (23, 1761466), (46, 880733), (47, 861994), (94, 430997), (161, 251638), (322, 125819), (329, 123142), (658, 61571), (1081, 37478), (2162, 18739), (2677, 15134), (5354, 7567)]