162489460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1160639}}^1$

素因数の和:1160655

約数の個数: 24

約数和(自身を含む): 389975040

約数和(自身を除く): 227485580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1160639, 2321278, 4642556, 5803195, 8124473, 11606390, 16248946, 23212780, 32497892, 40622365, 81244730, 162489460]

約数ペア:

[(1, 162489460), (2, 81244730), (4, 40622365), (5, 32497892), (7, 23212780), (10, 16248946), (14, 11606390), (20, 8124473), (28, 5803195), (35, 4642556), (70, 2321278), (140, 1160639)]