123456390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{4115213}}^1$

素因数の和:4115223

約数の個数: 16

約数和(自身を含む): 296295408

約数和(自身を除く): 172839018

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 4115213, 8230426, 12345639, 20576065, 24691278, 41152130, 61728195, 123456390]

約数ペア:

[(1, 123456390), (2, 61728195), (3, 41152130), (5, 24691278), (6, 20576065), (10, 12345639), (15, 8230426), (30, 4115213)]