290465204

素因数分解:

$2^2\times {\mathrm{281}}^1\times {\mathrm{258421}}^1$

素因数の和:258706

約数の個数: 12

約数和(自身を含む): 510125028

約数和(自身を除く): 219659824

約数列:

[1, 2, 4, 281, 562, 1124, 258421, 516842, 1033684, 72616301, 145232602, 290465204]

約数ペア:

[(1, 290465204), (2, 145232602), (4, 72616301), (281, 1033684), (562, 516842), (1124, 258421)]