51386520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{428221}}^1$

素因数の和:428235

約数の個数: 32

約数和(自身を含む): 154159920

約数和(自身を除く): 102773400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 428221, 856442, 1284663, 1712884, 2141105, 2569326, 3425768, 4282210, 5138652, 6423315, 8564420, 10277304, 12846630, 17128840, 25693260, 51386520]

約数ペア:

[(1, 51386520), (2, 25693260), (3, 17128840), (4, 12846630), (5, 10277304), (6, 8564420), (8, 6423315), (10, 5138652), (12, 4282210), (15, 3425768), (20, 2569326), (24, 2141105), (30, 1712884), (40, 1284663), (60, 856442), (120, 428221)]