162801320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{370003}}^1$

素因数の和:370025

約数の個数: 32

約数和(自身を含む): 399604320

約数和(自身を除く): 236803000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 370003, 740006, 1480012, 1850015, 2960024, 3700030, 4070033, 7400060, 8140066, 14800120, 16280132, 20350165, 32560264, 40700330, 81400660, 162801320]

約数ペア:

[(1, 162801320), (2, 81400660), (4, 40700330), (5, 32560264), (8, 20350165), (10, 16280132), (11, 14800120), (20, 8140066), (22, 7400060), (40, 4070033), (44, 3700030), (55, 2960024), (88, 1850015), (110, 1480012), (220, 740006), (440, 370003)]