43428220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 99969408

約数和(自身を除く): 56541188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 307, 614, 643, 1228, 1286, 1535, 2572, 3070, 3215, 3377, 6140, 6430, 6754, 7073, 12860, 13508, 14146, 16885, 28292, 33770, 35365, 67540, 70730, 141460, 197401, 394802, 789604, 987005, 1974010, 2171411, 3948020, 4342822, 8685644, 10857055, 21714110, 43428220]

約数ペア:

[(1, 43428220), (2, 21714110), (4, 10857055), (5, 8685644), (10, 4342822), (11, 3948020), (20, 2171411), (22, 1974010), (44, 987005), (55, 789604), (110, 394802), (220, 197401), (307, 141460), (614, 70730), (643, 67540), (1228, 35365), (1286, 33770), (1535, 28292), (2572, 16885), (3070, 14146), (3215, 13508), (3377, 12860), (6140, 7073), (6430, 6754)]