15839480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9209}}^1$

素因数の和:9263

約数の個数: 32

約数和(自身を含む): 36471600

約数和(自身を除く): 20632120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9209, 18418, 36836, 46045, 73672, 92090, 184180, 368360, 395987, 791974, 1583948, 1979935, 3167896, 3959870, 7919740, 15839480]

約数ペア:

[(1, 15839480), (2, 7919740), (4, 3959870), (5, 3167896), (8, 1979935), (10, 1583948), (20, 791974), (40, 395987), (43, 368360), (86, 184180), (172, 92090), (215, 73672), (344, 46045), (430, 36836), (860, 18418), (1720, 9209)]