143219240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83267}}^1$

素因数の和:83321

約数の個数: 32

約数和(自身を含む): 329741280

約数和(自身を除く): 186522040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 83267, 166534, 333068, 416335, 666136, 832670, 1665340, 3330680, 3580481, 7160962, 14321924, 17902405, 28643848, 35804810, 71609620, 143219240]

約数ペア:

[(1, 143219240), (2, 71609620), (4, 35804810), (5, 28643848), (8, 17902405), (10, 14321924), (20, 7160962), (40, 3580481), (43, 3330680), (86, 1665340), (172, 832670), (215, 666136), (344, 416335), (430, 333068), (860, 166534), (1720, 83267)]