85866220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{643}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 197342208

約数和(自身を除く): 111475988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 607, 643, 1214, 1286, 2428, 2572, 3035, 3215, 6070, 6430, 6677, 7073, 12140, 12860, 13354, 14146, 26708, 28292, 33385, 35365, 66770, 70730, 133540, 141460, 390301, 780602, 1561204, 1951505, 3903010, 4293311, 7806020, 8586622, 17173244, 21466555, 42933110, 85866220]

約数ペア:

[(1, 85866220), (2, 42933110), (4, 21466555), (5, 17173244), (10, 8586622), (11, 7806020), (20, 4293311), (22, 3903010), (44, 1951505), (55, 1561204), (110, 780602), (220, 390301), (607, 141460), (643, 133540), (1214, 70730), (1286, 66770), (2428, 35365), (2572, 33385), (3035, 28292), (3215, 26708), (6070, 14146), (6430, 13354), (6677, 12860), (7073, 12140)]