1330351.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20143}}^1$

素因数の和:20197

約数の個数: 32

約数和(自身を含む): 79770240

約数和(自身を除く): 45124280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 20143, 40286, 80572, 100715, 161144, 201430, 402860, 805720, 866149, 1732298, 3464596, 4330745, 6929192, 8661490, 17322980, 34645960]

約数ペア:

[(1, 34645960), (2, 17322980), (4, 8661490), (5, 6929192), (8, 4330745), (10, 3464596), (20, 1732298), (40, 866149), (43, 805720), (86, 402860), (172, 201430), (215, 161144), (344, 100715), (430, 80572), (860, 40286), (1720, 20143)]