43212920

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{6469}}^1$

素因数の和:6647

約数の個数: 32

約数和(自身を含む): 97826400

約数和(自身を除く): 54613480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6469, 6680, 12938, 25876, 32345, 51752, 64690, 129380, 258760, 1080323, 2160646, 4321292, 5401615, 8642584, 10803230, 21606460, 43212920]

約数ペア:

[(1, 43212920), (2, 21606460), (4, 10803230), (5, 8642584), (8, 5401615), (10, 4321292), (20, 2160646), (40, 1080323), (167, 258760), (334, 129380), (668, 64690), (835, 51752), (1336, 32345), (1670, 25876), (3340, 12938), (6469, 6680)]