8068520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4691}}^1$

素因数の和:4745

約数の個数: 32

約数和(自身を含む): 18580320

約数和(自身を除く): 10511800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4691, 9382, 18764, 23455, 37528, 46910, 93820, 187640, 201713, 403426, 806852, 1008565, 1613704, 2017130, 4034260, 8068520]

約数ペア:

[(1, 8068520), (2, 4034260), (4, 2017130), (5, 1613704), (8, 1008565), (10, 806852), (20, 403426), (40, 201713), (43, 187640), (86, 93820), (172, 46910), (215, 37528), (344, 23455), (430, 18764), (860, 9382), (1720, 4691)]