2019627440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{587101}}^1$

素因数の和:587157

約数の個数: 40

約数和(自身を含む): 4804842768

約数和(自身を除く): 2785215328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 587101, 1174202, 2348404, 2935505, 4696808, 5871010, 9393616, 11742020, 23484040, 25245343, 46968080, 50490686, 100981372, 126226715, 201962744, 252453430, 403925488, 504906860, 1009813720, 2019627440]

約数ペア:

[(1, 2019627440), (2, 1009813720), (4, 504906860), (5, 403925488), (8, 252453430), (10, 201962744), (16, 126226715), (20, 100981372), (40, 50490686), (43, 46968080), (80, 25245343), (86, 23484040), (172, 11742020), (215, 9393616), (344, 5871010), (430, 4696808), (688, 2935505), (860, 2348404), (1720, 1174202), (3440, 587101)]