40508198

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 65525760

約数和(自身を除く): 25017562

約数列:

[1, 2, 23, 46, 71, 79, 142, 157, 158, 314, 1633, 1817, 3266, 3611, 3634, 5609, 7222, 11147, 11218, 12403, 22294, 24806, 129007, 256381, 258014, 285269, 512762, 570538, 880613, 1761226, 20254099, 40508198]

約数ペア:

[(1, 40508198), (2, 20254099), (23, 1761226), (46, 880613), (71, 570538), (79, 512762), (142, 285269), (157, 258014), (158, 256381), (314, 129007), (1633, 24806), (1817, 22294), (3266, 12403), (3611, 11218), (3634, 11147), (5609, 7222)]