20769147920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6037543}}^1$

素因数の和:6037599

約数の個数: 40

約数和(自身を含む): 49411260096

約数和(自身を除く): 28642112176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 6037543, 12075086, 24150172, 30187715, 48300344, 60375430, 96600688, 120750860, 241501720, 259614349, 483003440, 519228698, 1038457396, 1298071745, 2076914792, 2596143490, 4153829584, 5192286980, 10384573960, 20769147920]

約数ペア:

[(1, 20769147920), (2, 10384573960), (4, 5192286980), (5, 4153829584), (8, 2596143490), (10, 2076914792), (16, 1298071745), (20, 1038457396), (40, 519228698), (43, 483003440), (80, 259614349), (86, 241501720), (172, 120750860), (215, 96600688), (344, 60375430), (430, 48300344), (688, 30187715), (860, 24150172), (1720, 12075086), (3440, 6037543)]