12926440

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{701}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 29189160

約数和(自身を除く): 16262720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 701, 922, 1402, 1844, 2305, 2804, 3505, 3688, 4610, 5608, 7010, 9220, 14020, 18440, 28040, 323161, 646322, 1292644, 1615805, 2585288, 3231610, 6463220, 12926440]

約数ペア:

[(1, 12926440), (2, 6463220), (4, 3231610), (5, 2585288), (8, 1615805), (10, 1292644), (20, 646322), (40, 323161), (461, 28040), (701, 18440), (922, 14020), (1402, 9220), (1844, 7010), (2305, 5608), (2804, 4610), (3505, 3688)]